{"uid":"cap_-HiDk7bhLFWBXanzYa4dG","slug":"email-verify-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-0dfa209a","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)","url":"https://email-verify.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_Anldf96SZ3WqKSmPGjLnM","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 service URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 settlement header correctness","exampleAgentPrompt":"Can you audit https://my-agent-service.example.com/mcp for JSON-RPC compliance, latency SLA, and HTTP 402 settlement headers and tell me if it passes?","exampleUseCases":[{"title":"Pre-launch MCP server compliance check","prompt":"Before I go live, can you audit https://staging.myagent.io/mcp for JSON-RPC compliance, OpenAPI schema validity, and HTTP 402 header correctness so I know it's ready?"},{"title":"Third-party agent SLA verification","prompt":"I'm integrating a vendor's A2A endpoint at https://partner-agents.io/v1/agent — can you audit it for latency SLA compliance and check if its HTTP 402 settlement headers are properly configured?"},{"title":"x402 payment protocol validation","prompt":"Can you check if https://payments.myservice.dev/v1/pay is correctly implementing the x402 HTTP 402 payment protocol, including IETF MPP compliance and proper settlement headers?"}],"resultDescription":"Returns a compliance audit report covering JSON-RPC protocol conformance, measured latency against SLA thresholds, OpenAPI schema validation results, and HTTP 402 settlement header correctness for the submitted URL","failureModes":["Target URL is unreachable or returns connection timeout","Target URL does not respond with any recognized protocol (JSON-RPC, OpenAPI, or HTTP 402)","Invalid or malformed URL supplied in query parameter","Target service returns unexpected non-standard response format","Rate limiting or authentication errors from the target endpoint block the audit"],"whenToPreferThis":"Choose this endpoint when you need to verify that a remote A2A agent, MCP server, or x402 payment-enabled service conforms to JSON-RPC, OpenAPI, IETF MPP, and HTTP 402 settlement standards — especially before production integration or as part of a CI/CD compliance gate. It is purpose-built for agent-to-agent protocol validation, not general HTTP health checks or uptime monitoring.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:30:02.584Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-0dfa209a"}