{"uid":"cap_XqZuT2jIGSdcGu4lusVzq","slug":"agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-1c1a05f1","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://agentdiet.dev/v1/preflight/certify)","url":"https://agentdiet.dev/v1/preflight/certify?utm_source=zero.xyz","method":"GET","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_Bs3kYjTu0z0zjFynTK7sQ","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agentdiet.dev","brandSlug":"agentdiet-dev-mpp","brandBaseUrl":"https://agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote A2A agent, MCP server, or x402 service URL for JSON-RPC protocol compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers","exampleAgentPrompt":"Can you run a full compliance audit on https://myagent.example.com/mcp — check it for JSON-RPC spec compliance, latency SLA, OpenAPI schema validity, and HTTP 402 settlement headers?","exampleUseCases":[{"title":"Pre-production MCP server certification","prompt":"Before I go live, can you audit https://staging.myapp.io/mcp to make sure it passes JSON-RPC compliance, has valid OpenAPI docs, and the latency is within SLA?"},{"title":"Debugging a broken x402 payment endpoint","prompt":"My x402 payment agent at https://pay.myservice.dev/v1/agent keeps failing — can you run a preflight audit on it and tell me if the HTTP 402 settlement headers are set correctly?"},{"title":"Third-party A2A agent trust verification","prompt":"I want to integrate this third-party agent at https://partner-ai.com/a2a — can you certify whether it's properly compliant with the A2A protocol and x402 payment headers before I connect it to my system?"}],"resultDescription":"Returns a structured audit report covering JSON-RPC compliance status, measured latency vs SLA thresholds, OpenAPI schema validation results, and HTTP 402 payment settlement header inspection for the provided target URL","failureModes":["Target URL is unreachable or returns a connection error","Target URL does not implement any recognized protocol (A2A, MCP, x402)","Invalid or malformed URL provided in the query parameter","Target endpoint times out before audit completes","Remote service blocks probing requests (firewall, auth, rate-limit)"],"whenToPreferThis":"Use this endpoint when you need to verify that a specific A2A agent, MCP server, or x402 HTTP 402 payment endpoint meets protocol compliance standards before integration or deployment. It is the right choice when you need a combined audit covering JSON-RPC spec adherence, latency SLA measurement, OpenAPI schema validity, and HTTP 402 payment header correctness in a single call, rather than running separate per-protocol checks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:44.927Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-a1b5a05c"}