{"uid":"cap_hcgGvGR-nSfv5RZIpKPkR","slug":"github-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-453f01f1","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://github-audit.agentdiet.dev/v1/x402-mpp-paywall-verifier)","url":"https://github-audit.agentdiet.dev/v1/x402-mpp-paywall-verifier?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_fmyreM2HUdiI6ezKya67s","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"github-audit.agentdiet.dev","brandSlug":"github-audit-agentdiet-dev-mpp","brandBaseUrl":"https://github-audit.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote A2A agent, MCP server, or x402-enabled URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers.","exampleAgentPrompt":"Can you audit my MCP server at https://myagent.example.com/mcp and tell me if it passes JSON-RPC compliance, latency SLA, and HTTP 402 payment header checks?","exampleUseCases":[{"title":"Pre-launch MCP server compliance check","prompt":"Before I go live, can you audit my MCP endpoint at https://tools.myservice.dev/mcp and confirm it's JSON-RPC compliant, has a valid OpenAPI schema, and passes latency SLA requirements?"},{"title":"Verifying x402 paywall settlement headers","prompt":"I've set up an HTTP 402 paywall on https://api.mybiz.dev/premium — can you check whether the x402 v2 settlement headers are properly configured and IETF MPP compliant?"},{"title":"Debugging a failing A2A agent endpoint","prompt":"My A2A agent at https://agent.myplatform.io/v1/run seems to be failing health checks — can you run a full compliance audit on it and tell me what's broken across JSON-RPC, SLA, and schema validation?"}],"resultDescription":"Returns a structured compliance report covering JSON-RPC protocol adherence, measured latency vs SLA thresholds, OpenAPI schema validity, and HTTP 402 / x402 v2 settlement header presence and correctness for the audited URL.","failureModes":["Target URL is unreachable or returns a network error — audit fails with connection error","Target URL does not implement any recognized protocol (A2A, MCP, x402) — report may return empty or unknown compliance status","Malformed URL input — returns validation error requiring a valid URL string","Target endpoint is behind authentication and returns 401/403 — audit may be incomplete or blocked","Latency is highly variable at time of audit — SLA result may not reflect steady-state performance"],"whenToPreferThis":"Choose this endpoint when you need a single-call compliance snapshot of an A2A agent, MCP server, or x402-paywalled URL — especially when you need to verify JSON-RPC correctness, latency SLA adherence, OpenAPI schema validity, and HTTP 402 header compliance together. It is particularly useful before deploying or listing an agent endpoint, or when debugging protocol failures in agent-to-agent communication stacks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:49:14.467Z","isFirstParty":false,"canonicalSlug":"github-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-4ee96db7"}