{"uid":"cap_VryoL62TClfVLP1x87tBq","slug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-58176984","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://preflight.agentdiet.dev/v1/402-compliance)","url":"https://preflight.agentdiet.dev/v1/402-compliance?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_XrSUF-qNK3CL8V5VvhSIl","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits any A2A 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 and tell me if anything is misconfigured?","exampleUseCases":[{"title":"Pre-deploy MCP tool compliance check","prompt":"Before I ship my new MCP server at https://tools.mycompany.dev/v1/mcp, can you run a full compliance audit — JSON-RPC, OpenAPI schema, and HTTP 402 headers — and flag anything that would break agent interoperability?"},{"title":"Debugging broken x402 payment headers","prompt":"My x402 endpoint at https://api.myservice.io/v1/search keeps failing payment settlement — can you audit it and tell me exactly what's wrong with the 402 headers?"},{"title":"SLA verification for a third-party A2A agent","prompt":"I'm about to integrate a third-party agent at https://partner.agentplatform.com/a2a — can you check its latency SLA and protocol compliance before I sign off on the integration?"}],"resultDescription":"Returns a structured compliance report covering: JSON-RPC protocol conformance, observed latency vs SLA thresholds, OpenAPI schema validity, and HTTP 402/x402 payment settlement header correctness for the submitted URL, with specific pass/fail indicators and any detected issues.","failureModes":["Target URL is unreachable or times out — audit cannot complete","URL does not expose any recognized A2A, MCP, or x402 protocol surface — limited or no compliance data returned","Malformed or missing url parameter — request rejected with validation error","Target endpoint returns unexpected non-standard responses — partial compliance data only","Rate limit or payment failure for the $0.01/call fee — HTTP 402 returned to caller"],"whenToPreferThis":"Choose this endpoint when you need to verify that a remote A2A agent, MCP server, or x402-enabled API is properly configured for agent interoperability — specifically checking JSON-RPC correctness, latency SLA, OpenAPI schema presence, and HTTP 402 payment header compliance. It is the right choice over generic HTTP probing tools when your concern is agent-protocol-specific compliance rather than general uptime or content checking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:27.117Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-3bfc8ad7"}