{"uid":"cap_RDdow3uNxoX3liEp64IQh","slug":"email-verify-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-9d90b257","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://email-verify.agentdiet.dev/v1/preflight/certify)","url":"https://email-verify.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_sz_l4KrbBVACXuLNrwdpX","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"email-verify.agentdiet.dev","brandSlug":"email-verify-agentdiet-dev-mpp","brandBaseUrl":"https://email-verify.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote agent, MCP, or x402 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 settlement header support?","exampleUseCases":[{"title":"Pre-deployment MCP server compliance check","prompt":"Before I add my new MCP server at https://tools.mycompany.dev/mcp to our agent swarm, can you audit it for JSON-RPC compliance, OpenAPI schema validity, and x402 payment header support?"},{"title":"Third-party agent SLA verification","prompt":"I'm about to integrate a third-party A2A agent at https://partner-agent.io/v1/agent — can you check whether it meets latency SLA requirements and is properly HTTP 402 compliant?"},{"title":"x402 payment readiness audit","prompt":"We're launching a paid MCP tool at https://api.mystartup.com/v1/tool — can you certify it for x402 v2 payment settlement header compliance and JSON-RPC correctness before we go live?"}],"resultDescription":"Returns a structured compliance report covering JSON-RPC conformance, measured latency against SLA thresholds, OpenAPI schema validity, and HTTP 402/x402 settlement header presence and correctness for the audited URL","failureModes":["Target URL is unreachable or returns a network error — audit fails with connectivity error","Target URL does not expose a valid JSON-RPC or OpenAPI interface — compliance checks fail with schema error","URL parameter is missing or malformed — returns 400 bad request","Target service blocks external probes — partial or failed audit result","HTTP 402 headers absent — reported as non-compliant for x402 settlement"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that an MCP server, A2A agent, or x402-enabled service URL meets protocol compliance standards — specifically JSON-RPC correctness, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers — before integrating it into an agent workflow or marketplace listing","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:20.494Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-0dfa209a"}