{"uid":"cap_5bb6E6uiPRSHS7fA4vONs","slug":"workflows-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-34450538","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://workflows.agentdiet.dev/v1/preflight/certify)","url":"https://workflows.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_FcoAs44zh7INiMEDHdNMt","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"workflows.agentdiet.dev","brandSlug":"workflows-agentdiet-dev-mpp","brandBaseUrl":"https://workflows.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote A2A, MCP, or x402 service URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers","exampleAgentPrompt":"Run a compliance audit on https://myagent.example.com/mcp — I need to know if it's JSON-RPC compliant, what its latency SLA looks like, whether the OpenAPI schema is valid, and if the HTTP 402 payment headers are set up correctly.","exampleUseCases":[{"title":"Pre-integration MCP server vetting","prompt":"Before I add this MCP server at https://tools.partner.ai/mcp to my agent swarm, can you audit it for JSON-RPC compliance, latency, and valid HTTP 402 payment headers?"},{"title":"x402 payment endpoint certification","prompt":"I just deployed an x402 payment endpoint at https://api.myservice.dev/v1/query — can you certify it and tell me if the HTTP 402 settlement headers and protocol compliance are all correct?"},{"title":"SLA health check on live agent API","prompt":"Check https://agent.mycompany.io/a2a for me — I want to see the latency SLA numbers and whether it's passing JSON-RPC and OpenAPI schema validation right now."}],"resultDescription":"Returns a structured compliance report including JSON-RPC conformance status, measured latency against SLA thresholds, OpenAPI schema validation results, and HTTP 402 / x402 settlement header inspection for the target URL.","failureModes":["Target URL is unreachable or times out — audit returns connectivity error","Target URL does not expose a valid JSON-RPC or MCP interface — compliance check fails with protocol mismatch","Malformed or missing OpenAPI schema at the target — schema validation section reports error","HTTP 402 headers absent or misconfigured — settlement header check fails with details","Invalid or missing 'url' query parameter — returns 400 bad request"],"whenToPreferThis":"Choose this endpoint when you need a single-call preflight or ongoing compliance check of an A2A, MCP, or x402 service before integrating it into an agent pipeline — especially when you need simultaneous verification of JSON-RPC correctness, latency SLA, OpenAPI schema, and HTTP 402 payment header validity rather than checking each concern separately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:45.947Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-17c63f1a"}