{"uid":"cap_blSCS0FP883rTxfO3mXcE","slug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-83e110ab","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)","url":"https://preflight.agentdiet.dev/v1?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_0n6GLFtrEQ43e8EKgDlTf","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://my-agent-service.example.com/api for JSON-RPC compliance, latency SLA, and HTTP 402 settlement headers so I know if it's ready for production agent traffic?","exampleUseCases":[{"title":"Pre-launch MCP server compliance check","prompt":"Before I publish my MCP server, can you run a full compliance audit on https://mcp.myservice.dev/v1 and tell me if it passes JSON-RPC, OpenAPI schema, and latency SLA checks?"},{"title":"Verifying a third-party x402 payment endpoint","prompt":"I'm about to integrate this monetized agent API at https://partner-agent.io/v2 — can you audit it to confirm its HTTP 402 settlement headers are correct and it meets x402 v2 spec?"},{"title":"Diagnosing a failing agent-to-agent endpoint","prompt":"My A2A service at https://agents.myplatform.com/rpc keeps getting rejected by downstream agents — can you audit it to find out if it's a JSON-RPC issue, a latency problem, or something wrong with the protocol headers?"}],"resultDescription":"Returns a structured compliance report covering: JSON-RPC spec adherence, measured latency against SLA thresholds, OpenAPI schema presence and validity, and HTTP 402/x402 settlement header correctness — giving a pass/fail breakdown per protocol dimension for the audited URL.","failureModes":["Target URL is unreachable or returns a network error — audit fails with connectivity error","Target URL does not expose any recognized protocol surface (not JSON-RPC, MCP, or x402) — report reflects no compliance signals","Latency of the target service causes audit timeout — SLA result marked as failed","Malformed or missing URL parameter — returns validation error","Target endpoint blocks external probes or requires authentication — partial or empty audit results"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that an A2A agent, MCP server, or x402-monetized API meets protocol-level requirements before integration or production deployment. It is the right choice when you need a multi-dimensional compliance check covering JSON-RPC, OpenAPI, latency SLA, and HTTP 402 headers in a single call, rather than testing each dimension manually. Prefer it over generic HTTP testing tools when the target is specifically an AI agent or MCP endpoint using modern agentic protocols.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:12.809Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-3bfc8ad7"}