{"uid":"cap_99L_B6hYy7irJBDxL3Fvu","slug":"serp-extract-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-91367112","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/preflight/certify)","url":"https://serp-extract.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"},"limit":{"type":"integer","default":20,"maximum":100,"minimum":1,"description":"Maximum number of items to return per page (1-100)"},"cursor":{"type":"string","description":"Opaque pagination cursor for fetching the next page"}}},"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_0tmown54u8WfAzFgLc1fE","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 any 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://myagent.example.com/mcp for JSON-RPC compliance, latency SLA, and HTTP 402 payment header support so I know if it meets A2A interoperability standards?","exampleUseCases":[{"title":"Pre-deployment MCP server compliance check","prompt":"Before I publish my MCP server, can you run a full compliance audit on https://staging.mytools.dev/mcp to verify it's JSON-RPC compliant and has correct HTTP 402 headers?"},{"title":"Third-party agent SLA verification","prompt":"I'm about to integrate a third-party agent at https://vendor-agent.io/v1/a2a into my workflow — can you audit it for latency SLA and protocol compliance first?"},{"title":"x402 payment header validation","prompt":"Can you check whether https://api.payableagent.com/v1/tools properly returns x402 payment settlement headers and passes the OpenAPI schema validation?"}],"resultDescription":"Returns a compliance report object covering JSON-RPC spec adherence, measured latency vs SLA thresholds, OpenAPI schema validity, and HTTP 402 / x402 payment settlement header presence and correctness for the audited endpoint URL","failureModes":["Target URL unreachable — network timeout or DNS resolution failure","Target URL returns non-HTTP 200/402 response that cannot be parsed","Malformed or missing URL parameter — 400 Bad Request","Target endpoint does not expose an OpenAPI schema — partial audit only","Rate limit or payment failure — HTTP 402 on the auditor itself"],"whenToPreferThis":"Use this endpoint when you need programmatic, machine-readable compliance verification of an A2A, MCP, or x402-capable agent URL — especially when checking JSON-RPC correctness, HTTP 402 payment header conformance, or latency SLA before integrating a remote agent into a workflow. Prefer this over manual inspection or generic HTTP health checks when you need structured audit output covering multiple protocol layers simultaneously.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:37.333Z","isFirstParty":false,"canonicalSlug":"serp-extract-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-100ccc18"}