{"uid":"cap_xY84eBt6d5CgEyNuUUX78","slug":"x402-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-97f118f7","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://x402-audit.agentdiet.dev/v1/mpp-verifier)","url":"https://x402-audit.agentdiet.dev/v1/mpp-verifier?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_qkkwbIQQBcrmEa3WnGuJL","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402-audit.agentdiet.dev","brandSlug":"x402-audit-agentdiet-dev-mpp","brandBaseUrl":"https://x402-audit.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 my MCP server at https://my-agent.example.com/mcp and tell me if it's JSON-RPC compliant, within latency SLA, and has valid HTTP 402 payment headers?","exampleUseCases":[{"title":"Pre-deployment MCP compliance check","prompt":"Before I go live, can you audit my MCP endpoint at https://staging.myapp.com/mcp to confirm it's passing JSON-RPC compliance, latency SLA, and OpenAPI schema validation?"},{"title":"HTTP 402 payment header verification","prompt":"I want to make sure my x402 micropayment service at https://payments.myagent.dev/v1/tool is correctly advertising HTTP 402 settlement headers — can you run a compliance audit on it?"},{"title":"Third-party agent endpoint due diligence","prompt":"I'm thinking of integrating with an external A2A agent at https://partner-agent.io/a2a — can you audit it for JSON-RPC compliance, latency SLA, and x402 support before I commit?"}],"resultDescription":"Returns a compliance report object covering JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity, and HTTP 402/x402 settlement header presence and correctness for the target URL.","failureModes":["Target URL is unreachable or returns connection timeout — audit fails with network error","Invalid or malformed URL provided — returns validation error","Target endpoint does not expose expected protocol headers — partial compliance report with failing sections","Rate limiting or upstream service unavailability at agentdiet.dev — returns 503 or error response"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that an A2A agent, MCP server, or x402 micropayment endpoint meets protocol compliance standards — specifically JSON-RPC spec adherence, latency SLA, OpenAPI schema correctness, and HTTP 402 payment header conformance. Prefer this over generic HTTP health checkers when the compliance target involves agent-to-agent protocols or IETF MPP/x402 payment standards.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:26.564Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-ca6400d7"}