{"schemaVersion":"server402.catalog.search.v1","generatedAt":"2026-07-21T21:35:02Z","generatedAtBeijing":"2026-07-22 05:35:02 CST","timezone":"Asia/Shanghai","query":"ai-learning-tutor","filters":{"limit":10},"total":41,"services":[{"id":"ai-learning-tutor","canonicalId":"ai-learning-tutor","name":"AI Learning Tutor","displayName":"AI Learning Tutor","description":"Explains a concept with examples, checks understanding, and creates a learning path. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Explains a concept with examples, checks understanding, and creates a learning path. Paid x402 Bailian/Qwen service. 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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":"complex","typicalResponseTime":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"concept is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":275,"matchTerms":["ai learning tutor","ai","learning","tutor"],"why":"Matched ai learning tutor, ai, learning, tutor for \"AI Learning Tutor\". Price is USD 0.02 per policy bailian-qwen-premium.","whyMatched":"Matched ai learning tutor, ai, learning, tutor for \"AI Learning Tutor\". Price is USD 0.02 per policy bailian-qwen-premium."},{"id":"ai-task-planner","canonicalId":"ai-task-planner","name":"AI Task Planner","displayName":"AI Task Planner","description":"Turns a goal, constraints, and available context into an execution plan for AI agents. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Turns a goal, constraints, and available context into an execution plan for AI agents. Paid x402 Bailian/Qwen service. 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Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Turns a goal, constraints, and available context into an execution plan for AI agents. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service planning agent-workflow task-decomposition next-actions semantic:task-planning intent:agent-plan output:steps ai-task-planner AI Task Planner bailian qwen dashscope llm ai model ai agent paid ai api planning agent-workflow task-decomposition next-actions semantic:task-planning intent:agent-plan output:steps Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs turns a goal, constraints, and available context into an execution plan for ai agents. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-task-planner","aliases":["AI Task Planner","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","planning","agent-workflow","task-decomposition","next-actions","semantic:task-planning","intent:agent-plan","output:steps","ai-task-planner","dashscope","ai model","ai agent","paid ai api","ai_task_planner","/api/tools/ai-task-planner"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs turns a goal, constraints, and available context into an execution plan for ai agents.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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. 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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/ai-task-planner once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-task-planner\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"goal is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":54,"matchTerms":["ai"],"why":"Matched ai for \"AI Task Planner\". Price is USD 0.01 per policy bailian-qwen-standard.","whyMatched":"Matched ai for \"AI Task Planner\". Price is USD 0.01 per policy bailian-qwen-standard."},{"id":"ai-api-contract-designer","canonicalId":"ai-api-contract-designer","name":"AI API Contract Designer","displayName":"AI API Contract Designer","description":"Designs JSON input/output schemas and invocation guidance for a desired AI/Agent service. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Designs JSON input/output schemas and invocation guidance for a desired AI/Agent service. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-api-contract-designer","AI API Contract Designer","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","api-design","json-schema","service-contract","agent-tools","schema-generation","semantic:api-contract","intent:tool-design","output:schemas"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs designs json input/output schemas and invocation guidance for a desired ai/agent service.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","api-design","json-schema","service-contract","agent-tools","schema-generation","semantic:api-contract","intent:tool-design","output:schemas"],"method":"POST","endpoint":"/api/tools/ai-api-contract-designer","endpointAliases":["/api/tools/ai-api-contract-designer"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"service_goal":{"description":"Required input field service_goal.","type":"string"}},"required":["service_goal"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"service_goal":"Example service goal."},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-api-contract-designer","status":"ok"},"pricing":{"amountCents":1,"amountMicros":10000,"currency":"USD","policyId":"bailian-qwen-standard","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":18,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:20:35Z"},"discovery":{"toolName":"ai_api_contract_designer","searchText":"ai-api-contract-designer AI API Contract Designer Designs JSON input/output schemas and invocation guidance for a desired AI/Agent service. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Designs JSON input/output schemas and invocation guidance for a desired AI/Agent service. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service api-design json-schema service-contract agent-tools schema-generation semantic:api-contract intent:tool-design output:schemas ai-api-contract-designer AI API Contract Designer bailian qwen dashscope llm ai model ai agent paid ai api api-design json-schema service-contract agent-tools schema-generation semantic:api-contract intent:tool-design output:schemas Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs designs json input/output schemas and invocation guidance for a desired ai/agent service. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-api-contract-designer","aliases":["AI API Contract Designer","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","api-design","json-schema","service-contract","agent-tools","schema-generation","semantic:api-contract","intent:tool-design","output:schemas","ai-api-contract-designer","dashscope","ai model","ai agent","paid ai api","ai_api_contract_designer","/api/tools/ai-api-contract-designer"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs designs json input/output schemas and invocation guidance for a desired ai/agent service.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-api-contract-designer once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-api-contract-designer\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"service_goal is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":54,"matchTerms":["ai"],"why":"Matched ai for \"AI API Contract Designer\". Price is USD 0.01 per policy bailian-qwen-standard.","whyMatched":"Matched ai for \"AI API Contract Designer\". Price is USD 0.01 per policy bailian-qwen-standard."},{"id":"ai-code-explainer","canonicalId":"ai-code-explainer","name":"AI Code Explainer","displayName":"AI Code Explainer","description":"Explains code behavior, data flow, edge cases, and refactoring opportunities. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Explains code behavior, data flow, edge cases, and refactoring opportunities. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-code-explainer","AI Code Explainer","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","code-explanation","developer-tools","debugging","refactoring","semantic:code-explainer","intent:explain-code","output:explanation"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs explains code behavior, data flow, edge cases, and refactoring opportunities.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","code-explanation","developer-tools","debugging","refactoring","semantic:code-explainer","intent:explain-code","output:explanation"],"method":"POST","endpoint":"/api/tools/ai-code-explainer","endpointAliases":["/api/tools/ai-code-explainer"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"code":{"description":"Required input field code.","type":"string"},"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"}},"required":["code"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"code":"func add(a, b int) int { return a + b }"},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-code-explainer","status":"ok"},"pricing":{"amountCents":0,"amountMicros":5000,"currency":"USD","policyId":"bailian-qwen-light","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":11,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:18:59Z"},"discovery":{"toolName":"ai_code_explainer","searchText":"ai-code-explainer AI Code Explainer Explains code behavior, data flow, edge cases, and refactoring opportunities. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Explains code behavior, data flow, edge cases, and refactoring opportunities. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service code-explanation developer-tools debugging refactoring semantic:code-explainer intent:explain-code output:explanation ai-code-explainer AI Code Explainer bailian qwen dashscope llm ai model ai agent paid ai api code-explanation developer-tools debugging refactoring semantic:code-explainer intent:explain-code output:explanation Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs explains code behavior, data flow, edge cases, and refactoring opportunities. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-code-explainer","aliases":["AI Code Explainer","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","code-explanation","developer-tools","debugging","refactoring","semantic:code-explainer","intent:explain-code","output:explanation","ai-code-explainer","dashscope","ai model","ai agent","paid ai api","ai_code_explainer","/api/tools/ai-code-explainer"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs explains code behavior, data flow, edge cases, and refactoring opportunities.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-code-explainer once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-code-explainer\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"code is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI Code Explainer\". Price is USD 0.005 per policy bailian-qwen-light.","whyMatched":"Matched ai for \"AI Code Explainer\". Price is USD 0.005 per policy bailian-qwen-light."},{"id":"ai-regex-generator","canonicalId":"ai-regex-generator","name":"AI Regex Generator","displayName":"AI Regex Generator","description":"Generates regular expressions with examples, edge cases, and implementation notes. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Generates regular expressions with examples, edge cases, and implementation notes. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-regex-generator","AI Regex Generator","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","regex","pattern-matching","validation","developer-tools","semantic:regex-generator","intent:generate-regex","output:regex"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs generates regular expressions with examples, edge cases, and implementation notes.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","regex","pattern-matching","validation","developer-tools","semantic:regex-generator","intent:generate-regex","output:regex"],"method":"POST","endpoint":"/api/tools/ai-regex-generator","endpointAliases":["/api/tools/ai-regex-generator"],"inputTypes":["object","string","array"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"match_examples":{"description":"Required input field match_examples.","items":{"type":"string"},"type":"array"}},"required":["match_examples"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"match_examples":["INV-2026-001","ORD-402"]},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-regex-generator","status":"ok"},"pricing":{"amountCents":0,"amountMicros":5000,"currency":"USD","policyId":"bailian-qwen-light","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":15,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:22:51Z"},"discovery":{"toolName":"ai_regex_generator","searchText":"ai-regex-generator AI Regex Generator Generates regular expressions with examples, edge cases, and implementation notes. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Generates regular expressions with examples, edge cases, and implementation notes. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string array object string paid x402 usdc base bailian qwen llm ai-model model-service regex pattern-matching validation developer-tools semantic:regex-generator intent:generate-regex output:regex ai-regex-generator AI Regex Generator bailian qwen dashscope llm ai model ai agent paid ai api regex pattern-matching validation developer-tools semantic:regex-generator intent:generate-regex output:regex Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs generates regular expressions with examples, edge cases, and implementation notes. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-regex-generator","aliases":["AI Regex Generator","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","regex","pattern-matching","validation","developer-tools","semantic:regex-generator","intent:generate-regex","output:regex","ai-regex-generator","dashscope","ai model","ai agent","paid ai api","ai_regex_generator","/api/tools/ai-regex-generator"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs generates regular expressions with examples, edge cases, and implementation notes.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-regex-generator once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-regex-generator\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"match_examples is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI Regex Generator\". Price is USD 0.005 per policy bailian-qwen-light.","whyMatched":"Matched ai for \"AI Regex Generator\". Price is USD 0.005 per policy bailian-qwen-light."},{"id":"ai-intent-classifier","canonicalId":"ai-intent-classifier","name":"AI Intent Classifier","displayName":"AI Intent Classifier","description":"Classifies user text into intents, entities, urgency, routing hints, and next actions. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Classifies user text into intents, entities, urgency, routing hints, and next actions. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-intent-classifier","AI Intent Classifier","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","classification","routing","intent","entities","sentiment","support","semantic:intent-classification","output:labels"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs classifies user text into intents, entities, urgency, routing hints, and next actions.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","classification","routing","intent","entities","sentiment","support","semantic:intent-classification","output:labels"],"method":"POST","endpoint":"/api/tools/ai-intent-classifier","endpointAliases":["/api/tools/ai-intent-classifier"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"text":{"description":"Required input field text.","type":"string"}},"required":["text"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"text":"The customer asked for an OCR API with HTTP 402 payment support."},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-intent-classifier","status":"ok"},"pricing":{"amountCents":0,"amountMicros":5000,"currency":"USD","policyId":"bailian-qwen-light","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":17,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:18:58Z"},"discovery":{"toolName":"ai_intent_classifier","searchText":"ai-intent-classifier AI Intent Classifier Classifies user text into intents, entities, urgency, routing hints, and next actions. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Classifies user text into intents, entities, urgency, routing hints, and next actions. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service classification routing intent entities sentiment support semantic:intent-classification output:labels ai-intent-classifier AI Intent Classifier bailian qwen dashscope llm ai model ai agent paid ai api classification routing intent entities sentiment support semantic:intent-classification output:labels Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs classifies user text into intents, entities, urgency, routing hints, and next actions. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-intent-classifier","aliases":["AI Intent Classifier","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","classification","routing","intent","entities","sentiment","support","semantic:intent-classification","output:labels","ai-intent-classifier","dashscope","ai model","ai agent","paid ai api","ai_intent_classifier","/api/tools/ai-intent-classifier"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs classifies user text into intents, entities, urgency, routing hints, and next actions.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-intent-classifier once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-intent-classifier\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"text is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI Intent Classifier\". Price is USD 0.005 per policy bailian-qwen-light.","whyMatched":"Matched ai for \"AI Intent Classifier\". Price is USD 0.005 per policy bailian-qwen-light."},{"id":"ai-general-answer","canonicalId":"ai-general-answer","name":"AI General Answer","displayName":"AI General Answer","description":"Answers a supplied question with concise reasoning, assumptions, caveats, and next steps. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Answers a supplied question with concise reasoning, assumptions, caveats, and next steps. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-general-answer","AI General Answer","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","question-answering","qa","reasoning","assistant","semantic:general-answer","intent:answer-question","output:answer"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs answers a supplied question with concise reasoning, assumptions, caveats, and next steps.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","question-answering","qa","reasoning","assistant","semantic:general-answer","intent:answer-question","output:answer"],"method":"POST","endpoint":"/api/tools/ai-general-answer","endpointAliases":["/api/tools/ai-general-answer"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"question":{"description":"Required input field question.","type":"string"}},"required":["question"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"question":"What is the best next step?"},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-general-answer","status":"ok"},"pricing":{"amountCents":0,"amountMicros":5000,"currency":"USD","policyId":"bailian-qwen-light","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":19,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:19:07Z"},"discovery":{"toolName":"ai_general_answer","searchText":"ai-general-answer AI General Answer Answers a supplied question with concise reasoning, assumptions, caveats, and next steps. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Answers a supplied question with concise reasoning, assumptions, caveats, and next steps. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service question-answering qa reasoning assistant semantic:general-answer intent:answer-question output:answer ai-general-answer AI General Answer bailian qwen dashscope llm ai model ai agent paid ai api question-answering qa reasoning assistant semantic:general-answer intent:answer-question output:answer Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs answers a supplied question with concise reasoning, assumptions, caveats, and next steps. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-general-answer","aliases":["AI General Answer","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","question-answering","qa","reasoning","assistant","semantic:general-answer","intent:answer-question","output:answer","ai-general-answer","dashscope","ai model","ai agent","paid ai api","ai_general_answer","/api/tools/ai-general-answer"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs answers a supplied question with concise reasoning, assumptions, caveats, and next steps.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-general-answer once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-general-answer\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"question is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI General Answer\". Price is USD 0.005 per policy bailian-qwen-light.","whyMatched":"Matched ai for \"AI General Answer\". Price is USD 0.005 per policy bailian-qwen-light."},{"id":"ai-json-repair","canonicalId":"ai-json-repair","name":"AI JSON Repair","displayName":"AI JSON Repair","description":"Repairs malformed JSON-like text and reports corrections, validation errors, and normalized output. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Repairs malformed JSON-like text and reports corrections, validation errors, and normalized output. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-json-repair","AI JSON Repair","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","json","json-repair","validation","normalization","developer-tools","semantic:json-repair","intent:fix-json","output:valid-json"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs repairs malformed json-like text and reports corrections, validation errors, and normalized output.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","json","json-repair","validation","normalization","developer-tools","semantic:json-repair","intent:fix-json","output:valid-json"],"method":"POST","endpoint":"/api/tools/ai-json-repair","endpointAliases":["/api/tools/ai-json-repair"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"raw":{"description":"Required input field raw.","type":"string"}},"required":["raw"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"raw":"Example raw."},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-json-repair","status":"ok"},"pricing":{"amountCents":0,"amountMicros":5000,"currency":"USD","policyId":"bailian-qwen-light","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":20,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:25:19Z"},"discovery":{"toolName":"ai_json_repair","searchText":"ai-json-repair AI JSON Repair Repairs malformed JSON-like text and reports corrections, validation errors, and normalized output. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Repairs malformed JSON-like text and reports corrections, validation errors, and normalized output. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service json json-repair validation normalization developer-tools semantic:json-repair intent:fix-json output:valid-json ai-json-repair AI JSON Repair bailian qwen dashscope llm ai model ai agent paid ai api json json-repair validation normalization developer-tools semantic:json-repair intent:fix-json output:valid-json Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs repairs malformed json-like text and reports corrections, validation errors, and normalized output. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-json-repair","aliases":["AI JSON Repair","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","json","json-repair","validation","normalization","developer-tools","semantic:json-repair","intent:fix-json","output:valid-json","ai-json-repair","dashscope","ai model","ai agent","paid ai api","ai_json_repair","/api/tools/ai-json-repair"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs repairs malformed json-like text and reports corrections, validation errors, and normalized output.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-json-repair once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-json-repair\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"raw is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI JSON Repair\". Price is USD 0.005 per policy bailian-qwen-light.","whyMatched":"Matched ai for \"AI JSON Repair\". Price is USD 0.005 per policy bailian-qwen-light."},{"id":"ai-copywriter","canonicalId":"ai-copywriter","name":"AI Copywriter","displayName":"AI Copywriter","description":"Generates polished marketing, product, or website copy from a brief. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Generates polished marketing, product, or website copy from a brief. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","category":"ai-models","keywords":["ai-copywriter","AI Copywriter","bailian","qwen","dashscope","llm","ai model","ai agent","paid ai api","copywriting","marketing","landing-page","value-proposition","cta","semantic:copywriting","intent:write-copy","output:copy-variants"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs generates polished marketing, product, or website copy from a brief.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server."],"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","copywriting","marketing","landing-page","value-proposition","cta","semantic:copywriting","intent:write-copy","output:copy-variants"],"method":"POST","endpoint":"/api/tools/ai-copywriter","endpointAliases":["/api/tools/ai-copywriter"],"inputTypes":["object","string"],"outputTypes":["object","string"],"inputSchema":{"additionalProperties":true,"properties":{"brief":{"description":"Required input field brief.","type":"string"},"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"}},"required":["brief"],"type":"object"},"outputSchema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"exampleRequest":{"brief":"Example brief."},"exampleResponse":{"model":"qwen-plus","provider":"aliyun-bailian","result":{"summary":"Example structured result."},"service_id":"ai-copywriter","status":"ok"},"pricing":{"amountCents":1,"amountMicros":10000,"currency":"USD","policyId":"bailian-qwen-standard","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"payment":{"providerId":"x402-base-usdc","provider":"x402_facilitator"},"quality":{"qualityScore":43,"healthStatus":"","latencyMs":11,"successRate":1,"callCount":3,"executionCount":3,"successCount":3,"errorCount":0,"paymentRequireds":0,"lastCallAt":"2026-07-21T21:20:38Z"},"discovery":{"toolName":"ai_copywriter","searchText":"ai-copywriter AI Copywriter Generates polished marketing, product, or website copy from a brief. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. Generates polished marketing, product, or website copy from a brief. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution. ai-models object string object string paid x402 usdc base bailian qwen llm ai-model model-service copywriting marketing landing-page value-proposition cta semantic:copywriting intent:write-copy output:copy-variants ai-copywriter AI Copywriter bailian qwen dashscope llm ai model ai agent paid ai api copywriting marketing landing-page value-proposition cta semantic:copywriting intent:write-copy output:copy-variants Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API. Use this service when an AI agent needs generates polished marketing, product, or website copy from a brief. Return machine-readable JSON for downstream automation. Does not browse live web data; provide source context explicitly. Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY on the server. /api/tools/ai-copywriter","aliases":["AI Copywriter","ai-models","paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","copywriting","marketing","landing-page","value-proposition","cta","semantic:copywriting","intent:write-copy","output:copy-variants","ai-copywriter","dashscope","ai model","ai agent","paid ai api","ai_copywriter","/api/tools/ai-copywriter"],"localeHints":["en"],"useCases":["Call Alibaba Cloud Bailian/Qwen through a paid HTTP 402 API.","Use this service when an AI agent needs generates polished marketing, product, or website copy from a brief.","Return machine-readable JSON for downstream automation."],"limitations":["Does not browse live web data; provide source context explicitly.","Requires BAILIAN_API_KEY or DASHSCOPE_API_KEY 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/ai-copywriter once to receive HTTP 402 with accepts[] requirements, or create a payment with POST /api/payments using serviceId=\"ai-copywriter\". 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":"3s","cacheable":false,"idempotent":true,"outputFormat":"json","requiredContext":["task input","bailian-api-key"],"errorExamples":[{"input":{},"error":"brief is required","statusCode":400}],"sla":{"uptime":"99.5%","maxLatency":"45000ms"},"matchScore":44,"matchTerms":["ai"],"why":"Matched ai for \"AI Copywriter\". Price is USD 0.01 per policy bailian-qwen-standard.","whyMatched":"Matched ai for \"AI Copywriter\". Price is USD 0.01 per policy bailian-qwen-standard."},{"id":"ai-document-digest","canonicalId":"ai-document-digest","name":"AI Document Digest","displayName":"AI Document Digest","description":"Summarizes long notes, documents, transcripts, or pasted context into structured takeaways. Paid x402 Bailian/Qwen service. Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","descriptionForModel":"Summarizes long notes, documents, transcripts, or pasted context into structured takeaways. Paid x402 Bailian/Qwen service. 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Call with the declared JSON schema; unpaid calls return HTTP 402 before model execution.","endpoint":"/api/tools/ai-document-digest","method":"POST","auth_type":"api_key + x402_facilitator http_402","billing_method":"per_call","pricing":{"amountCents":1,"amountMicros":10000,"currency":"USD","policyId":"bailian-qwen-standard","settleMode":"settle_first","billingMode":"per_call","maxCalls":1,"allowReuse":false,"bindClient":true},"input_schema":{"additionalProperties":true,"properties":{"context":{"description":"Optional supporting context, source text, constraints, or background.","type":"string"},"language":{"description":"Optional output language or locale.","type":"string"},"text":{"description":"Required input field text.","type":"string"}},"required":["text"],"type":"object"},"output_schema":{"additionalProperties":true,"properties":{"model":{"type":"string"},"provider":{"type":"string"},"result":{"additionalProperties":true,"type":"object"},"service_id":{"type":"string"},"status":{"type":"string"},"upstream_id":{"type":"string"},"upstream_request_id":{"type":"string"},"usage":{"additionalProperties":true,"type":"object"}},"required":["status","service_id","result"],"type":"object"},"tags":["paid","x402","usdc","base","bailian","qwen","llm","ai-model","model-service","summary","document","notes","transcript","key-points","semantic:document-summary","intent:summarize","output:action-items"],"category":"ai-models"}],"demandCapture":{"queryRecorded":true,"demandBearing":true,"status":"published-service-matches","recommendedAction":"inspect-service-schema-and-call-for-payment","message":"This search query has been recorded as demand-bearing catalog search traffic. Use the published services first; if the service fit is incomplete, submit requestAccessBody so Server402 can prioritize the missing API.","requestAccessUrl":"https://x402vip.com/api/planned-services/request-access","requestAccessBody":{"query":"ai-learning-tutor","serviceId":"","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: ai-learning-tutor"},"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"]}}}}