{"uid":"cap_APVHw3O8Kchj6DUNt8XV5","slug":"serp-extract-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-2dbd87fd","name":"A2A, MCP & HTTP 402 Endpoint SLA Compliance Auditor","description":"Audits any remote agent or MCP URL for JSON-RPC compliance, latency SLA, OpenAPI schema, and HTTP 402 settlement headers. (Live x402 v2, IETF MPP & MCP endpoint at https://serp-extract.agentdiet.dev/v1/x402-mpp-paywall-verifier)","url":"https://serp-extract.agentdiet.dev/v1/x402-mpp-paywall-verifier?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","minLength":1,"description":"Target A2A, MCP, or x402 service URL to audit for protocol compliance"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6YKyC-KM3cv-2rSbtcTAb","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"serp-extract.agentdiet.dev","brandSlug":"serp-extract-agentdiet-dev-mpp","brandBaseUrl":"https://serp-extract.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote agent, MCP, or x402 service URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers","exampleAgentPrompt":"Can you audit https://my-agent.example.com/mcp for JSON-RPC compliance, latency SLA, and proper HTTP 402 payment header setup?","exampleUseCases":[{"title":"Pre-deploy MCP server compliance check","prompt":"Before I go live, can you audit my MCP server at https://tools.mycompany.dev/mcp and tell me if it's JSON-RPC compliant and meeting latency SLAs?"},{"title":"x402 paywall header verification","prompt":"I set up an HTTP 402 paywall at https://api.myservice.io/v1/premium — can you verify the x402 settlement headers are correctly configured?"},{"title":"Third-party agent endpoint due diligence","prompt":"I'm thinking of integrating a third-party A2A agent at https://vendor-agent.example.com/a2a — can you run a compliance audit on it to check JSON-RPC spec adherence and OpenAPI schema validity?"}],"resultDescription":"Returns a compliance report object covering JSON-RPC spec adherence, measured latency vs SLA thresholds, OpenAPI schema validity findings, and HTTP 402 / x402 payment header correctness for the audited URL","failureModes":["Target URL unreachable — network timeout or DNS failure","Target returns non-JSON-RPC response — compliance check fails with protocol mismatch error","HTTP 402 headers absent or malformed — returns failed verification status","OpenAPI schema missing or invalid — schema audit section returns null or error detail","Invalid URL input — returns 400 bad request with validation message"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that a remote agent, MCP server, or x402 paywall is spec-compliant before integration, deployment, or payment routing — especially when you need simultaneous checks on JSON-RPC, latency SLA, OpenAPI schema, and HTTP 402 settlement headers in a single call rather than running separate validation tools.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:36:00.805Z","isFirstParty":false,"canonicalSlug":"serp-extract-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-100ccc18"}