{"uid":"cap_0wiGAVXt77HdWIWy1RJUG","slug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-52375ea0","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://defi-yield.agentdiet.dev/v1/preflight/certify)","url":"https://defi-yield.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_MoOf5L3lQR-OcKmzPVzdg","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"defi-yield.agentdiet.dev","brandSlug":"defi-yield-agentdiet-dev-mpp","brandBaseUrl":"https://defi-yield.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://my-agent.example.com/api/v1 and tell me whether it passes JSON-RPC compliance, meets latency SLA, has a valid OpenAPI schema, and correctly returns HTTP 402 settlement headers?","exampleUseCases":[{"title":"Pre-deployment MCP server certification","prompt":"Before I launch my MCP server at https://mcp.myservice.io/v1, can you run a full compliance audit on it — I want to know if it passes JSON-RPC, latency SLA, and has its x402 payment headers set up correctly?"},{"title":"Vendor agent endpoint due diligence","prompt":"I'm evaluating a third-party A2A agent at https://vendor-agent.example.com/agent — can you certify it for JSON-RPC compliance, OpenAPI schema validity, and HTTP 402 settlement header support before we integrate it?"},{"title":"Debugging HTTP 402 header failures in x402 service","prompt":"My x402 service at https://defi-tool.myplatform.dev/v2/pay keeps failing payments — can you audit that URL and tell me exactly what's wrong with the HTTP 402 settlement headers?"}],"resultDescription":"Returns a compliance audit report covering: JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity, and HTTP 402 / x402 v2 settlement header correctness for the submitted URL.","failureModes":["Target URL is unreachable or returns a network error — audit cannot complete","Target service returns unexpected response format making compliance evaluation ambiguous","Latency measurement may be affected by transient network conditions","URL parameter missing or malformed — returns validation error","Target service actively blocks external audit probes"],"whenToPreferThis":"Choose this endpoint when you need to programmatically certify that an A2A agent, MCP server, or x402-capable service meets JSON-RPC, OpenAPI, SLA, and HTTP 402 payment protocol standards — especially useful for pre-deployment checks, third-party vendor validation, or CI/CD pipeline compliance gates for agent infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:49:06.844Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-129b6afe"}