{"schemaVersion":"server402.catalog.search.v1","generatedAt":"2026-07-21T07:33:27Z","generatedAtBeijing":"2026-07-21 15:33:27 CST","timezone":"Asia/Shanghai","query":"white-background-image-detection","filters":{"limit":10},"total":86,"services":[{"id":"white-background-image-detection","canonicalId":"white-background-image-detection","internalServiceId":"aliyun-objectdet-detect-white-base-image","name":"Detect White Base Image Object Detection","description":"Use this visual AI API when the task needs detecting whether an image has a white background. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs detecting whether an image has a white background. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","category":"object-detection","keywords":["DetectWhiteBaseImage","阿里云目标检测 白底图检测","object detection","detect objects","bounding boxes","main object detection","vehicle detection","traffic detection","license plate","number plate","computer vision","detect","white","base","image"],"useCases":["detecting whether an image has a white background","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","object-detection"],"method":"POST","endpoint":"/api/tools/white-background-image-detection","legacyEndpoint":"/api/tools/aliyun-objectdet-detect-white-base-image","endpointAliases":["/api/tools/white-background-image-detection","/api/tools/aliyun-objectdet-detect-white-base-image"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"DetectWhiteBaseImage","Result":"example result from Alibaba Cloud objectdet"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":42,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:22Z","healthLatencyMs":104,"latencyMs":30,"successRate":1,"callCount":2,"executionCount":2,"successCount":2,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:32:02Z"},"discovery":{"toolName":"white_background_image_detection","searchText":"white-background-image-detection Detect White Base Image Object Detection Use this visual AI API when the task needs detecting whether an image has a white background. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. Use this visual AI API when the task needs detecting whether an image has a white background. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. object-detection object string uri object string computer-vision object-detection DetectWhiteBaseImage 阿里云目标检测 白底图检测 object detection detect objects bounding boxes main object detection vehicle detection traffic detection license plate number plate computer vision detect white base image detecting whether an image has a white background Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/white-background-image-detection","aliases":["Detect White Base Image Object Detection","object-detection","computer-vision","DetectWhiteBaseImage","阿里云目标检测 白底图检测","object detection","detect objects","bounding boxes","main object detection","vehicle detection","traffic detection","license plate","number plate","computer vision","detect","white","base","image","white-background-image-detection","white_background_image_detection","/api/tools/white-background-image-detection"],"localeHints":["en","zh"],"useCases":["detecting whether an image has a white background","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/white-background-image-detection once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"white-background-image-detection\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["security-object-detection","kitchen-animal-detection","main-subject-detection"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":304,"matchTerms":["white background image detection","white","background","image","detection"],"why":"Matched white background image detection, white, background, image, detection for \"Detect White Base Image Object Detection\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched white background image detection, white, background, image, detection for \"Detect White Base Image Object Detection\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"hd-image-background-removal","canonicalId":"hd-image-background-removal","internalServiceId":"aliyun-imageseg-segment-hd-common-image","name":"Segment Hd Common Image Image Segmentation","description":"Use this visual AI API when the task needs generating high-definition general foreground segmentation. Send the schema keys exactly as listed (ImageUrl); required parameters: ImageUrl.","descriptionForModel":"Use this visual AI API when the task needs generating high-definition general foreground segmentation. Send the schema keys exactly as listed (ImageUrl); required parameters: ImageUrl.","category":"image-segmentation","keywords":["SegmentHDCommonImage","阿里云分割抠图 高清通用分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","hd","common","image","foreground mask","transparent background"],"useCases":["generating high-definition general foreground segmentation","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/hd-image-background-removal","legacyEndpoint":"/api/tools/aliyun-imageseg-segment-hd-common-image","endpointAliases":["/api/tools/hd-image-background-removal","/api/tools/aliyun-imageseg-segment-hd-common-image"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageUrl":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageUrl"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageUrl":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"SegmentHDCommonImage","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":92,"healthStatus":"healthy","healthCheckedAt":"2026-06-03T13:57:28Z","healthLatencyMs":138,"latencyMs":165,"successRate":1,"callCount":2,"executionCount":2,"successCount":2,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:23:40Z"},"discovery":{"toolName":"hd_image_background_removal","searchText":"hd-image-background-removal Segment Hd Common Image Image Segmentation Use this visual AI API when the task needs generating high-definition general foreground segmentation. Send the schema keys exactly as listed (ImageUrl); required parameters: ImageUrl. Use this visual AI API when the task needs generating high-definition general foreground segmentation. Send the schema keys exactly as listed (ImageUrl); required parameters: ImageUrl. image-segmentation object string uri object string computer-vision image-segmentation background-removal SegmentHDCommonImage 阿里云分割抠图 高清通用分割 image segmentation background removal cutout matting mask generation foreground extraction segment hd common image foreground mask transparent background generating high-definition general foreground segmentation Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/hd-image-background-removal","aliases":["Segment Hd Common Image Image Segmentation","image-segmentation","computer-vision","background-removal","SegmentHDCommonImage","阿里云分割抠图 高清通用分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","hd","common","image","foreground mask","transparent background","hd-image-background-removal","hd_image_background_removal","/api/tools/hd-image-background-removal"],"localeHints":["en","zh"],"useCases":["generating high-definition general foreground segmentation","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/hd-image-background-removal once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"hd-image-background-removal\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageUrl is required","statusCode":400},{"input":{"ImageUrl":"not-a-url"},"error":"ImageUrl must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":78,"matchTerms":["background","image"],"why":"Matched background, image for \"Segment Hd Common Image Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Segment Hd Common Image Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"image-background-removal","canonicalId":"image-background-removal","internalServiceId":"aliyun-imageseg-segment-common-image","name":"Segment Common Image Image Segmentation","description":"Use this visual AI API when the task needs segmenting the foreground of a general image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs segmenting the foreground of a general image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","category":"image-segmentation","keywords":["SegmentCommonImage","阿里云分割抠图 通用图片分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","common","image","foreground mask","transparent background"],"useCases":["segmenting the foreground of a general image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/image-background-removal","legacyEndpoint":"/api/tools/aliyun-imageseg-segment-common-image","endpointAliases":["/api/tools/image-background-removal","/api/tools/aliyun-imageseg-segment-common-image"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"SegmentCommonImage","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":41,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:27Z","healthLatencyMs":122,"latencyMs":9,"successRate":1,"callCount":1,"executionCount":1,"successCount":1,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:31:34Z"},"discovery":{"toolName":"image_background_removal","searchText":"image-background-removal Segment Common Image Image Segmentation Use this visual AI API when the task needs segmenting the foreground of a general image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. Use this visual AI API when the task needs segmenting the foreground of a general image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal SegmentCommonImage 阿里云分割抠图 通用图片分割 image segmentation background removal cutout matting mask generation foreground extraction segment common image foreground mask transparent background segmenting the foreground of a general image Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/image-background-removal","aliases":["Segment Common Image Image Segmentation","image-segmentation","computer-vision","background-removal","SegmentCommonImage","阿里云分割抠图 通用图片分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","common","image","foreground mask","transparent background","image-background-removal","image_background_removal","/api/tools/image-background-removal"],"localeHints":["en","zh"],"useCases":["segmenting the foreground of a general image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/image-background-removal once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"image-background-removal\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":78,"matchTerms":["background","image"],"why":"Matched background, image for \"Segment Common Image Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Segment Common Image Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"product-background-removal","canonicalId":"product-background-removal","internalServiceId":"aliyun-imageseg-segment-commodity","name":"Segment Commodity Image Segmentation","description":"Use this visual AI API when the task needs segmenting a product subject and generating a cutout. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs segmenting a product subject and generating a cutout. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","category":"image-segmentation","keywords":["SegmentCommodity","阿里云分割抠图 商品分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","commodity","foreground mask","transparent background"],"useCases":["segmenting a product subject and generating a cutout","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/product-background-removal","legacyEndpoint":"/api/tools/aliyun-imageseg-segment-commodity","endpointAliases":["/api/tools/product-background-removal","/api/tools/aliyun-imageseg-segment-commodity"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"SegmentCommodity","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":41,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:27Z","healthLatencyMs":106,"latencyMs":15,"successRate":1,"callCount":1,"executionCount":1,"successCount":1,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:23:40Z"},"discovery":{"toolName":"product_background_removal","searchText":"product-background-removal Segment Commodity Image Segmentation Use this visual AI API when the task needs segmenting a product subject and generating a cutout. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. Use this visual AI API when the task needs segmenting a product subject and generating a cutout. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal SegmentCommodity 阿里云分割抠图 商品分割 image segmentation background removal cutout matting mask generation foreground extraction segment commodity foreground mask transparent background segmenting a product subject and generating a cutout Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/product-background-removal","aliases":["Segment Commodity Image Segmentation","image-segmentation","computer-vision","background-removal","SegmentCommodity","阿里云分割抠图 商品分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","commodity","foreground mask","transparent background","product-background-removal","product_background_removal","/api/tools/product-background-removal"],"localeHints":["en","zh"],"useCases":["segmenting a product subject and generating a cutout","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/product-background-removal once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"product-background-removal\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":70,"matchTerms":["background","image"],"why":"Matched background, image for \"Segment Commodity Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Segment Commodity Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"image-element-detection","canonicalId":"image-element-detection","internalServiceId":"aliyun-imagerecog-detect-image-elements","name":"Detect Image Elements Image Recognition","description":"Use this visual AI API when the task needs detecting the main visual elements in an image. Send the schema keys exactly as listed (Url); required parameters: Url.","descriptionForModel":"Use this visual AI API when the task needs detecting the main visual elements in an image. Send the schema keys exactly as listed (Url); required parameters: Url.","category":"image-recognition","keywords":["DetectImageElements","阿里云图像识别 图片元素检测","image recognition","image classification","image tagging","scene recognition","visual labels","computer vision","detect","image","elements"],"useCases":["detecting the main visual elements in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-recognition","image-tagging"],"method":"POST","endpoint":"/api/tools/image-element-detection","legacyEndpoint":"/api/tools/aliyun-imagerecog-detect-image-elements","endpointAliases":["/api/tools/image-element-detection","/api/tools/aliyun-imagerecog-detect-image-elements"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"Url":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["Url"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"Url":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"DetectImageElements","Result":"example result from Alibaba Cloud imagerecog"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:15Z","healthLatencyMs":107,"latencyMs":66,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:31:00Z"},"discovery":{"toolName":"image_element_detection","searchText":"image-element-detection Detect Image Elements Image Recognition Use this visual AI API when the task needs detecting the main visual elements in an image. Send the schema keys exactly as listed (Url); required parameters: Url. Use this visual AI API when the task needs detecting the main visual elements in an image. Send the schema keys exactly as listed (Url); required parameters: Url. image-recognition object string uri object string computer-vision image-recognition image-tagging DetectImageElements 阿里云图像识别 图片元素检测 image recognition image classification image tagging scene recognition visual labels computer vision detect image elements detecting the main visual elements in an image Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/image-element-detection","aliases":["Detect Image Elements Image Recognition","image-recognition","computer-vision","image-tagging","DetectImageElements","阿里云图像识别 图片元素检测","image recognition","image classification","image tagging","scene recognition","visual labels","computer vision","detect","image","elements","image-element-detection","image_element_detection","/api/tools/image-element-detection"],"localeHints":["en","zh"],"useCases":["detecting the main visual elements in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/image-element-detection once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"image-element-detection\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["waste-classification","fruit-detection","id-photo-quality-check"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"Url is required","statusCode":400},{"input":{"Url":"not-a-url"},"error":"Url must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":66,"matchTerms":["image","detection"],"why":"Matched image, detection for \"Detect Image Elements Image Recognition\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched image, detection for \"Detect Image Elements Image Recognition\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"head-segmentation","canonicalId":"head-segmentation","internalServiceId":"aliyun-imageseg-segment-head","name":"Segment Head Image Segmentation","description":"Use this visual AI API when the task needs segmenting head or avatar regions in an image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs segmenting head or avatar regions in an image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","category":"image-segmentation","keywords":["SegmentHead","阿里云分割抠图 头像分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","head"],"useCases":["segmenting head or avatar regions in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/head-segmentation","legacyEndpoint":"/api/tools/aliyun-imageseg-segment-head","endpointAliases":["/api/tools/head-segmentation","/api/tools/aliyun-imageseg-segment-head"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"SegmentHead","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":44,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:29Z","healthLatencyMs":98,"latencyMs":85,"successRate":1,"callCount":4,"executionCount":4,"successCount":4,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:22:00Z"},"discovery":{"toolName":"head_segmentation","searchText":"head-segmentation Segment Head Image Segmentation Use this visual AI API when the task needs segmenting head or avatar regions in an image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. Use this visual AI API when the task needs segmenting head or avatar regions in an image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal SegmentHead 阿里云分割抠图 头像分割 image segmentation background removal cutout matting mask generation foreground extraction segment head segmenting head or avatar regions in an image Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/head-segmentation","aliases":["Segment Head Image Segmentation","image-segmentation","computer-vision","background-removal","SegmentHead","阿里云分割抠图 头像分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","head","head-segmentation","head_segmentation","/api/tools/head-segmentation"],"localeHints":["en","zh"],"useCases":["segmenting head or avatar regions in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/head-segmentation once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"head-segmentation\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":62,"matchTerms":["background","image"],"why":"Matched background, image for \"Segment Head Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Segment Head Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"sky-replacement","canonicalId":"sky-replacement","internalServiceId":"aliyun-imageseg-change-sky","name":"Change Sky Image Segmentation","description":"Use this visual AI API when the task needs replacing the sky region in an image. Send the schema keys exactly as listed (ImageURL, ReplaceImageURL); required parameters: ImageURL, ReplaceImageURL.","descriptionForModel":"Use this visual AI API when the task needs replacing the sky region in an image. Send the schema keys exactly as listed (ImageURL, ReplaceImageURL); required parameters: ImageURL, ReplaceImageURL.","category":"image-segmentation","keywords":["ChangeSky","阿里云分割抠图 天空替换","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","change","sky"],"useCases":["replacing the sky region in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/sky-replacement","legacyEndpoint":"/api/tools/aliyun-imageseg-change-sky","endpointAliases":["/api/tools/sky-replacement","/api/tools/aliyun-imageseg-change-sky"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReplaceImageURL":{"description":"Public http or https auxiliary image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL","ReplaceImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg","ReplaceImageURL":"https://example.com/mask-or-replacement.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"ChangeSky","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:25Z","healthLatencyMs":343,"latencyMs":9,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:27:41Z"},"discovery":{"toolName":"sky_replacement","searchText":"sky-replacement Change Sky Image Segmentation Use this visual AI API when the task needs replacing the sky region in an image. Send the schema keys exactly as listed (ImageURL, ReplaceImageURL); required parameters: ImageURL, ReplaceImageURL. Use this visual AI API when the task needs replacing the sky region in an image. Send the schema keys exactly as listed (ImageURL, ReplaceImageURL); required parameters: ImageURL, ReplaceImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal ChangeSky 阿里云分割抠图 天空替换 image segmentation background removal cutout matting mask generation foreground extraction change sky replacing the sky region in an image Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/sky-replacement","aliases":["Change Sky Image Segmentation","image-segmentation","computer-vision","background-removal","ChangeSky","阿里云分割抠图 天空替换","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","change","sky","sky-replacement","sky_replacement","/api/tools/sky-replacement"],"localeHints":["en","zh"],"useCases":["replacing the sky region in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/sky-replacement once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"sky-replacement\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["image-segmentation-job-result","face-segmentation-parsing","mask-refinement"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":62,"matchTerms":["background","image"],"why":"Matched background, image for \"Change Sky Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Change Sky Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"hair-segmentation","canonicalId":"hair-segmentation","internalServiceId":"aliyun-imageseg-segment-hair","name":"Segment Hair Image Segmentation","description":"Use this visual AI API when the task needs segmenting hair regions in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs segmenting hair regions in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","category":"image-segmentation","keywords":["SegmentHair","阿里云分割抠图 头发分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","hair"],"useCases":["segmenting hair regions in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/hair-segmentation","legacyEndpoint":"/api/tools/aliyun-imageseg-segment-hair","endpointAliases":["/api/tools/hair-segmentation","/api/tools/aliyun-imageseg-segment-hair"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"SegmentHair","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":42,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:29Z","healthLatencyMs":110,"latencyMs":13,"successRate":1,"callCount":2,"executionCount":2,"successCount":2,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T02:14:04Z"},"discovery":{"toolName":"hair_segmentation","searchText":"hair-segmentation Segment Hair Image Segmentation Use this visual AI API when the task needs segmenting hair regions in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. Use this visual AI API when the task needs segmenting hair regions in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal SegmentHair 阿里云分割抠图 头发分割 image segmentation background removal cutout matting mask generation foreground extraction segment hair segmenting hair regions in an image Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/hair-segmentation","aliases":["Segment Hair Image Segmentation","image-segmentation","computer-vision","background-removal","SegmentHair","阿里云分割抠图 头发分割","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","segment","hair","hair-segmentation","hair_segmentation","/api/tools/hair-segmentation"],"localeHints":["en","zh"],"useCases":["segmenting hair regions in an image","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/hair-segmentation once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"hair-segmentation\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":62,"matchTerms":["background","image"],"why":"Matched background, image for \"Segment Hair Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Segment Hair Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"mask-refinement","canonicalId":"mask-refinement","internalServiceId":"aliyun-imageseg-refine-mask","name":"Refine Mask Image Segmentation","description":"Use this visual AI API when the task needs refining a cutout mask using the original image and mask. Send the schema keys exactly as listed (ImageURL, MaskImageURL); required parameters: ImageURL, MaskImageURL.","descriptionForModel":"Use this visual AI API when the task needs refining a cutout mask using the original image and mask. Send the schema keys exactly as listed (ImageURL, MaskImageURL); required parameters: ImageURL, MaskImageURL.","category":"image-segmentation","keywords":["RefineMask","阿里云分割抠图 Mask 精修","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","refine","mask"],"useCases":["refining a cutout mask using the original image and mask","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/mask-refinement","legacyEndpoint":"/api/tools/aliyun-imageseg-refine-mask","endpointAliases":["/api/tools/mask-refinement","/api/tools/aliyun-imageseg-refine-mask"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"MaskImageURL":{"description":"Public http or https auxiliary image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL","MaskImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg","MaskImageURL":"https://example.com/mask-or-replacement.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"RefineMask","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":42,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:26Z","healthLatencyMs":107,"latencyMs":147,"successRate":1,"callCount":2,"executionCount":2,"successCount":2,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T07:22:00Z"},"discovery":{"toolName":"mask_refinement","searchText":"mask-refinement Refine Mask Image Segmentation Use this visual AI API when the task needs refining a cutout mask using the original image and mask. Send the schema keys exactly as listed (ImageURL, MaskImageURL); required parameters: ImageURL, MaskImageURL. Use this visual AI API when the task needs refining a cutout mask using the original image and mask. Send the schema keys exactly as listed (ImageURL, MaskImageURL); required parameters: ImageURL, MaskImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal RefineMask 阿里云分割抠图 Mask 精修 image segmentation background removal cutout matting mask generation foreground extraction refine mask refining a cutout mask using the original image and mask Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/mask-refinement","aliases":["Refine Mask Image Segmentation","image-segmentation","computer-vision","background-removal","RefineMask","阿里云分割抠图 Mask 精修","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","refine","mask","mask-refinement","mask_refinement","/api/tools/mask-refinement"],"localeHints":["en","zh"],"useCases":["refining a cutout mask using the original image and mask","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/mask-refinement once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"mask-refinement\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","face-segmentation-parsing"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":62,"matchTerms":["background","image"],"why":"Matched background, image for \"Refine Mask Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Refine Mask Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."},{"id":"face-segmentation-parsing","canonicalId":"face-segmentation-parsing","internalServiceId":"aliyun-imageseg-parse-face","name":"Parse Face Image Segmentation","description":"Use this visual AI API when the task needs parsing facial contours and segmentation regions. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","descriptionForModel":"Use this visual AI API when the task needs parsing facial contours and segmentation regions. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","category":"image-segmentation","keywords":["ParseFace","阿里云分割抠图 人脸解析","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","parse","face"],"useCases":["parsing facial contours and segmentation regions","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"tags":["computer-vision","image-segmentation","background-removal"],"method":"POST","endpoint":"/api/tools/face-segmentation-parsing","legacyEndpoint":"/api/tools/aliyun-imageseg-parse-face","endpointAliases":["/api/tools/face-segmentation-parsing","/api/tools/aliyun-imageseg-parse-face"],"inputTypes":["object","string","uri"],"outputTypes":["object","string"],"inputSchema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"outputSchema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"exampleRequest":{"ImageURL":"https://example.com/image.jpg"},"exampleResponse":{"code":"200","content":"","data":{"Action":"ParseFace","Result":"example result from Alibaba Cloud imageseg"},"message":"success","requestId":"example-request-id"},"pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":41,"healthStatus":"unhealthy","healthCheckedAt":"2026-06-03T13:57:26Z","healthLatencyMs":96,"latencyMs":9,"successRate":1,"callCount":1,"executionCount":1,"successCount":1,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T02:55:15Z"},"discovery":{"toolName":"face_segmentation_parsing","searchText":"face-segmentation-parsing Parse Face Image Segmentation Use this visual AI API when the task needs parsing facial contours and segmentation regions. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. Use this visual AI API when the task needs parsing facial contours and segmentation regions. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL. image-segmentation object string uri object string computer-vision image-segmentation background-removal ParseFace 阿里云分割抠图 人脸解析 image segmentation background removal cutout matting mask generation foreground extraction parse face parsing facial contours and segmentation regions Call one focused visual AI capability directly with JSON inputs Use public image or video URLs and structured parameters to get machine-readable results Pass parameter names exactly as listed in the input schema Only public http or https URLs and JSON/base64 text parameters are supported in this adapter Binary file upload is not exposed by this Server402 adapter Provider credentials and upstream permissions must be configured on the server /api/tools/face-segmentation-parsing","aliases":["Parse Face Image Segmentation","image-segmentation","computer-vision","background-removal","ParseFace","阿里云分割抠图 人脸解析","image segmentation","background removal","cutout","matting","mask generation","foreground extraction","parse","face","face-segmentation-parsing","face_segmentation_parsing","/api/tools/face-segmentation-parsing"],"localeHints":["en","zh"],"useCases":["parsing facial contours and segmentation regions","Call one focused visual AI capability directly with JSON inputs","Use public image or video URLs and structured parameters to get machine-readable results"],"limitations":["Pass parameter names exactly as listed in the input schema","Only public http or https URLs and JSON/base64 text parameters are supported in this adapter","Binary file upload is not exposed by this Server402 adapter","Provider credentials and upstream permissions must be configured on the server"],"paymentFlow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}},"paymentHint":"Call POST /api/tools/face-segmentation-parsing once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"face-segmentation-parsing\". Pay Base USDC with PAYMENT-SIGNATURE or pay XIAO with X402-Guarantee, then retry the same request.","retryHint":"If the service returns HTTP 402, pay one accepts[] requirement, then retry with PAYMENT-SIGNATURE for Base USDC, X402-Guarantee for Xiao Coin, or X-Payment-Token: payment.token for legacy token flow.","requiredState":"published, enabled"},"complexity":"moderate","typicalResponseTime":"1200ms","cacheable":true,"idempotent":true,"outputFormat":"json","relatedServices":["sky-replacement","image-segmentation-job-result","mask-refinement"],"requiredContext":["public-image-url","aliyun-credentials"],"errorExamples":[{"input":{},"error":"ImageURL is required","statusCode":400},{"input":{"ImageURL":"not-a-url"},"error":"ImageURL must be a valid http or https URL","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"5000ms"},"matchScore":62,"matchTerms":["background","image"],"why":"Matched background, image for \"Parse Face Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi.","whyMatched":"Matched background, image for \"Parse Face Image Segmentation\". Price is USD 0.2 per policy aliyun-viapi."}],"agents":[{"id":"white-background-image-detection","name":"Detect White Base Image Object Detection","description":"Use this visual AI API when the task needs detecting whether an image has a white background. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","endpoint":"/api/tools/white-background-image-detection","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","object-detection"],"category":"object-detection"},{"id":"hd-image-background-removal","name":"Segment Hd Common Image Image Segmentation","description":"Use this visual AI API when the task needs generating high-definition general foreground segmentation. Send the schema keys exactly as listed (ImageUrl); required parameters: ImageUrl.","endpoint":"/api/tools/hd-image-background-removal","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageUrl":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageUrl"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"image-background-removal","name":"Segment Common Image Image Segmentation","description":"Use this visual AI API when the task needs segmenting the foreground of a general image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","endpoint":"/api/tools/image-background-removal","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"product-background-removal","name":"Segment Commodity Image Segmentation","description":"Use this visual AI API when the task needs segmenting a product subject and generating a cutout. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","endpoint":"/api/tools/product-background-removal","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"image-element-detection","name":"Detect Image Elements Image Recognition","description":"Use this visual AI API when the task needs detecting the main visual elements in an image. Send the schema keys exactly as listed (Url); required parameters: Url.","endpoint":"/api/tools/image-element-detection","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"Url":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["Url"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-recognition","image-tagging"],"category":"image-recognition"},{"id":"head-segmentation","name":"Segment Head Image Segmentation","description":"Use this visual AI API when the task needs segmenting head or avatar regions in an image. Send the schema keys exactly as listed (ImageURL, ReturnForm); required parameters: ImageURL.","endpoint":"/api/tools/head-segmentation","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReturnForm":{"description":"Alibaba Cloud RPC parameter ReturnForm.","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"sky-replacement","name":"Change Sky Image Segmentation","description":"Use this visual AI API when the task needs replacing the sky region in an image. Send the schema keys exactly as listed (ImageURL, ReplaceImageURL); required parameters: ImageURL, ReplaceImageURL.","endpoint":"/api/tools/sky-replacement","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"ReplaceImageURL":{"description":"Public http or https auxiliary image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL","ReplaceImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"hair-segmentation","name":"Segment Hair Image Segmentation","description":"Use this visual AI API when the task needs segmenting hair regions in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","endpoint":"/api/tools/hair-segmentation","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"mask-refinement","name":"Refine Mask Image Segmentation","description":"Use this visual AI API when the task needs refining a cutout mask using the original image and mask. Send the schema keys exactly as listed (ImageURL, MaskImageURL); required parameters: ImageURL, MaskImageURL.","endpoint":"/api/tools/mask-refinement","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"},"MaskImageURL":{"description":"Public http or https auxiliary image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL","MaskImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"},{"id":"face-segmentation-parsing","name":"Parse Face Image Segmentation","description":"Use this visual AI API when the task needs parsing facial contours and segmentation regions. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.","endpoint":"/api/tools/face-segmentation-parsing","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":20,"amountMicros":200000,"currency":"USD","policyId":"aliyun-viapi","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"description":"Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.","properties":{"ImageURL":{"description":"Public http or https image URL accepted by the Alibaba Cloud API.","format":"uri","type":"string"}},"required":["ImageURL"],"type":"object"},"output_schema":{"properties":{"code":{"type":"string"},"content":{"type":"string"},"data":{"type":"object"},"message":{"type":"string"},"requestId":{"type":"string"}},"required":["requestId","data"],"type":"object"},"tags":["computer-vision","image-segmentation","background-removal"],"category":"image-segmentation"}],"demandCapture":{"queryRecorded":true,"demandBearing":true,"status":"published-and-planned-candidates","recommendedAction":"compare-published-services-and-request-missing-fit","message":"Published services and planned API candidates both matched. Prefer a published callable service when it fits; otherwise request early access for the planned candidate that better matches the task.","matchedPlannedServices":[{"id":"image-search-api","name":"Image Search API","category":"图像处理","availability":"可新增","status":"planned / early-access","servicePage":"https://x402vip.com/services/image-search-api","llmsText":"https://x402vip.com/services/image-search-api/llms.txt","requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","candidateApiPaths":["https://x402vip.com/api/image-search","https://x402vip.com/api/image/search","https://x402vip.com/api/tools/image-search","https://x402vip.com/api/tools/image-search-api"],"keywords":["image-search-api","image-search","image search","Image Search API","Image Search","Search Image","image","search image","image search api","search api image","image find","find image","image lookup","lookup image","image 检索","检索 image","image 搜索","搜索 image","picture","picture search","search picture","picture search api","search api picture","picture find","find picture","picture lookup","lookup picture","picture 检索","检索 picture","picture 搜索","搜索 picture","图片","图片 search","search 图片","图片 search api","search api 图片","图片 find","find 图片","图片 lookup","lookup 图片","图片 检索","检索 图片","图片 搜索","搜索 图片","图像","图像 search","search 图像","图像 search api","search api 图像","图像 find","find 图像","图像 lookup","lookup 图像","图像 检索","检索 图像","图像 搜索","搜索 图像"],"matchRank":1,"matchReason":"Search query matched this planned demand candidate; request-access and candidate path visits are aggregated for launch prioritization."},{"id":"image-extraction-api","name":"Image Extraction API","category":"图像处理","availability":"可新增","status":"planned / early-access","servicePage":"https://x402vip.com/services/image-extraction-api","llmsText":"https://x402vip.com/services/image-extraction-api/llms.txt","requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","candidateApiPaths":["https://x402vip.com/api/image-extraction","https://x402vip.com/api/image/extraction","https://x402vip.com/api/tools/image-extraction","https://x402vip.com/api/tools/image-extraction-api"],"keywords":["image-extraction-api","image-extraction","image extraction","Image Extraction API","Image Extraction","Extraction Image","image","extraction image","image extract","extract image","image data extraction","data extraction image","image 提取","提取 image","image 抽取","抽取 image","picture","picture extraction","extraction picture","picture extract","extract picture","picture data extraction","data extraction picture","picture 提取","提取 picture","picture 抽取","抽取 picture","图片","图片 extraction","extraction 图片","图片 extract","extract 图片","图片 data extraction","data extraction 图片","图片 提取","提取 图片","图片 抽取","抽取 图片","图像","图像 extraction","extraction 图像","图像 extract","extract 图像","图像 data extraction","data extraction 图像","图像 提取","提取 图像","图像 抽取","抽取 图像"],"matchRank":2,"matchReason":"Search query matched this planned demand candidate; request-access and candidate path visits are aggregated for launch prioritization."},{"id":"image-parsing-api","name":"Image Parsing API","category":"图像处理","availability":"可新增","status":"planned / early-access","servicePage":"https://x402vip.com/services/image-parsing-api","llmsText":"https://x402vip.com/services/image-parsing-api/llms.txt","requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","candidateApiPaths":["https://x402vip.com/api/image-parsing","https://x402vip.com/api/image/parsing","https://x402vip.com/api/tools/image-parsing","https://x402vip.com/api/tools/image-parsing-api"],"keywords":["image-parsing-api","image-parsing","image parsing","Image Parsing API","Image Parsing","Parsing Image","image","parsing image","image parse","parse image","image parser","parser image","image structured parsing","structured parsing image","image 解析","解析 image","picture","picture parsing","parsing picture","picture parse","parse picture","picture parser","parser picture","picture structured parsing","structured parsing picture","picture 解析","解析 picture","图片","图片 parsing","parsing 图片","图片 parse","parse 图片","图片 parser","parser 图片","图片 structured parsing","structured parsing 图片","图片 解析","解析 图片","图像","图像 parsing","parsing 图像","图像 parse","parse 图像","图像 parser","parser 图像","图像 structured parsing","structured parsing 图像","图像 解析","解析 图像"],"matchRank":3,"matchReason":"Search query matched this planned demand candidate; request-access and candidate path visits are aggregated for launch prioritization."},{"id":"image-summarization-api","name":"Image Summarization API","category":"图像处理","availability":"可新增","status":"planned / early-access","servicePage":"https://x402vip.com/services/image-summarization-api","llmsText":"https://x402vip.com/services/image-summarization-api/llms.txt","requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","candidateApiPaths":["https://x402vip.com/api/image-summarization","https://x402vip.com/api/image/summarization","https://x402vip.com/api/tools/image-summarization","https://x402vip.com/api/tools/image-summarization-api"],"keywords":["image-summarization-api","image-summarization","image summarization","Image Summarization API","Image Summarization","Summarization Image","image","summarization image","image summarize","summarize image","image summary","summary image","image 摘要","摘要 image","image 总结","总结 image","picture","picture summarization","summarization picture","picture summarize","summarize picture","picture summary","summary picture","picture 摘要","摘要 picture","picture 总结","总结 picture","图片","图片 summarization","summarization 图片","图片 summarize","summarize 图片","图片 summary","summary 图片","图片 摘要","摘要 图片","图片 总结","总结 图片","图像","图像 summarization","summarization 图像","图像 summarize","summarize 图像","图像 summary","summary 图像","图像 摘要","摘要 图像","图像 总结","总结 图像"],"matchRank":4,"matchReason":"Search query matched this planned demand candidate; request-access and candidate path visits are aggregated for launch prioritization."}],"requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","requestAccessBody":{"query":"white-background-image-detection","serviceId":"image-search-api","task":"Describe the exact input data, desired output schema, freshness, volume, budget, and whether a published service failed to fit.","useCase":"AI/Agent searched for: white-background-image-detection"},"plannedCatalogUrl":"https://x402vip.com/api/demand-capture","notes":["Every non-admin /api/catalog/search?q=... request is appended to natural_traffic.jsonl and aggregated in /api/admin/demand-intents.","Submitting requestAccessBody adds a stronger commercial/early-access signal than search alone.","Planned API candidates are not callable yet; use /api/catalog services for currently callable paid APIs."]},"nextActions":["Inspect services[].inputSchema, services[].outputSchema, services[].pricing, and services[].discovery.paymentFlow.","Call the selected /api/tools/* endpoint once without payment to receive HTTP 402 payment requirements, then retry after payment.","If services are missing or too broad, inspect demandCapture.matchedPlannedServices.","POST demandCapture.requestAccessBody to demandCapture.requestAccessUrl to record a stronger early-access demand signal."],"payment":{"paymentHeader":"X-Payment-Token","createPayment":"/api/payments","verifyPayment":"/api/payments/{paymentId}","token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]},"flow":{"type":"http-402","createPayment":{"method":"POST","url":"/api/payments","bodySchema":{"properties":{"providerId":{"type":"string"},"serviceId":{"description":"Use the canonical service id from the catalog. Legacy internal ids remain accepted for backward compatibility.","type":"string"}},"required":["serviceId"],"type":"object"},"responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"verifyPayment":{"method":"GET","url":"/api/payments/{paymentId}","responseSchema":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"}},"token":{"header":"X-Payment-Token","mcpArgument":"paymentToken","httpUsage":"Send the paid token in the X-Payment-Token request header when calling /api/tools/*.","mcpUsage":"Pass the paid token as the paymentToken argument when calling the MCP tool."},"requiredResponse":{"status":402,"contentType":"application/json","headers":{"PAYMENT-REQUIRED":"base64/json x402PaymentRequired","PAYMENT-SIGNATURE":"base64/json x402 Base USDC payment payload","X-Payment-Required":"true","X-Payment-Token":"payment.token","X402-Guarantee":"base64url/json Xiao Coin escrow guarantee"},"bodySchema":{"properties":{"accepts":{"items":{"type":"object"},"type":"array"},"error":{"type":"string"},"extensions":{"type":"object"},"payment":{"properties":{"amountCents":{"type":"integer"},"amountMicros":{"type":"integer"},"billingMode":{"type":"string"},"clientId":{"type":"string"},"currency":{"type":"string"},"expiresAt":{"format":"date-time","type":"string"},"internalServiceId":{"description":"Legacy internal service id, included only for backward compatibility.","type":"string"},"maxCalls":{"type":"integer"},"paidAt":{"format":"date-time","type":"string"},"payTo":{"type":"string"},"paymentId":{"type":"string"},"provider":{"type":"string"},"providerId":{"type":"string"},"remainingCalls":{"type":"integer"},"serviceId":{"description":"Canonical public service id.","type":"string"},"status":{"type":"string"},"token":{"type":"string"},"usedCalls":{"type":"integer"}},"type":"object"},"paymentFlow":{"type":"object"},"resource":{"type":"object"},"retry":{"type":"object"},"type":{"const":"payment_required","type":"string"},"x402Version":{"type":"integer"}},"required":["type","error","payment","paymentFlow","retry"],"type":"object"},"x402Version":2,"x402Header":"PAYMENT-REQUIRED","paymentAsset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","paymentNetwork":"eip155:8453"},"retry":{"when":"Retry after paying one accepts[] requirement with Base USDC x402, Xiao Coin AI wallet escrow, or after payment.status is paid and the legacy token has remaining calls.","http":["Preferred x402 flow: call the paid /api/tools/* endpoint once and read accepts[] from the HTTP 402 response body or PAYMENT-REQUIRED header.","Pay one accepts[] requirement with an x402-compatible wallet/facilitator on network eip155:8453 using Base USDC.","Retry the exact same request with PAYMENT-SIGNATURE set to the base64 JSON x402 payment payload.","XIAO flow: pay the accepts[] requirement where asset=XIAO with the AI wallet, then retry the exact same request with X402-Guarantee set to the base64url guarantee JSON.","Legacy token flow: POST /api/payments with serviceId, complete/verify payment, then retry with X-Payment-Token set to payment.token."],"mcp":["Call the tool without paymentToken to receive payment_required structuredContent.","Preferred x402 clients should pay the accepts[] requirement and call the underlying HTTP endpoint with PAYMENT-SIGNATURE.","XIAO-capable agents should pay the XIAO accepts[] requirement through the AI wallet and call the underlying HTTP endpoint with X402-Guarantee.","Legacy MCP clients can complete or verify payment.paymentId, then call the same MCP tool again with paymentToken set to payment.token."],"examples":{"http402":["curl -i https://example.com/api/tools/timestamp","Read accepts[0].network=eip155:8453, accepts[0].asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, accepts[0].amount, and accepts[0].payTo.","curl -H 'PAYMENT-SIGNATURE: \u003cbase64-json-x402-payment-payload\u003e' https://example.com/api/tools/timestamp"],"legacyToken":["curl -X POST https://example.com/api/payments -H 'Content-Type: application/json' -d '{\"serviceId\":\"timestamp\"}'","curl -H 'X-Payment-Token: \u003cpayment.token\u003e' https://example.com/api/tools/timestamp"],"mcp":["Call tool timestamp with no paymentToken.","After payment is complete, call timestamp again with paymentToken=\u003cpayment.token\u003e."],"xiao":["curl -i https://example.com/api/tools/timestamp","Read the accepts[] entry with asset=XIAO, create an AI wallet guarantee for merchant_id=aivps.lat and merchant_order_id=payment.paymentId.","curl -H 'X402-Guarantee: \u003cbase64url-guarantee-json\u003e' https://example.com/api/tools/timestamp"]},"failures":["payment required","payment token expired","payment token has no remaining calls","api key required","api key is not allowed to call this service"]}}}}