{"uid":"cap_eW6d0us2k9tHSvNuZUHUf","slug":"agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-55525062","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)","url":"https://agentdiet.dev/v1/preflight?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_vJ2Q6NiTzJAFNC730XUDy","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 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/rpc for JSON-RPC compliance, check its latency SLA, and tell me whether it has valid HTTP 402 payment headers and an OpenAPI schema?","exampleUseCases":[{"title":"Pre-integration agent endpoint check","prompt":"Before I wire this third-party MCP server at https://tools.vendor.io/mcp into my swarm, can you run a full compliance audit on it — check its JSON-RPC responses, latency, and whether it handles x402 payment headers correctly?"},{"title":"Validating own HTTP 402 payment gateway","prompt":"I just deployed my x402-enabled agent at https://myapp.dev/v1/agent — can you audit it to confirm the HTTP 402 settlement headers are properly configured and the endpoint passes SLA checks?"},{"title":"Debugging failing A2A tool","prompt":"My A2A tool at https://api.myplatform.com/a2a keeps getting rejected by partner agents — can you audit it for JSON-RPC compliance and OpenAPI schema validity so I can figure out what's broken?"}],"resultDescription":"Returns a structured compliance report covering: JSON-RPC protocol conformance, measured latency against SLA thresholds, OpenAPI schema presence and validity, and HTTP 402 payment settlement header inspection — indicating whether the audited endpoint meets A2A, MCP, and x402 v2 standards.","failureModes":["Target URL is unreachable or returns a network error — audit fails with connectivity error","Target URL returns malformed or non-JSON-RPC responses — compliance check flags violations","Missing or malformed 'url' query parameter — returns 400 bad request","Target service is behind auth and blocks the probe — incomplete audit results","Target URL times out during latency measurement — SLA result marked as failed"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a remote agent, MCP server, or x402-enabled service is correctly implementing JSON-RPC, HTTP 402 payment headers, and OpenAPI schemas before integration, deployment, or marketplace listing — especially when preparing endpoints for agent-to-agent commerce or swarm routing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:07.815Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-a1b5a05c"}