{"uid":"cap_j7lnIycBJDL-D6j9jichL","slug":"x402broker-com-a2a-mcp-http-402-endpoint-sla-compliance-auditor-a072b942","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://x402broker.com/v1/preflight)","url":"https://x402broker.com/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_jQPyiJArO8o5YmzqPdDB4","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402broker.com","brandSlug":"x402broker-com-mpp","brandBaseUrl":"https://x402broker.com","brandDocsUrl":null,"whatItDoes":"Audits a target A2A, MCP, or x402 service URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers","exampleAgentPrompt":"Can you run a full compliance audit on my MCP server at https://my-agent.example.com/mcp — check its JSON-RPC conformance, latency SLA, OpenAPI schema, and whether it has the right HTTP 402 payment headers?","exampleUseCases":[{"title":"Pre-launch agent endpoint validation","prompt":"Before I go live, audit my A2A agent at https://agents.myapp.io/v1 — I need to know if it passes JSON-RPC compliance, meets latency SLA, and has valid HTTP 402 settlement headers."},{"title":"Debugging a failing MCP tool server","prompt":"My MCP server at https://tools.mycompany.com/mcp keeps getting rejected by clients — can you probe it and tell me exactly which protocol checks it's failing, including any OpenAPI schema issues?"},{"title":"Verifying x402 payment readiness","prompt":"I'm integrating x402 micropayments into my service at https://api.myservice.dev/v1/chat — can you check whether the HTTP 402 settlement headers are correctly configured and the endpoint is x402 v2 compliant?"}],"resultDescription":"Returns a structured compliance report covering: JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity findings, and HTTP 402/x402 settlement header configuration status for the audited URL","failureModes":["Target URL is unreachable or returns a connection timeout","Target URL returns an unexpected HTTP status code making compliance checks impossible","JSON-RPC probe fails because the target does not implement the protocol at all","Malformed or missing URL parameter returns a 400 validation error","OpenAPI schema cannot be fetched or parsed from the target endpoint"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a remote A2A agent, MCP server, or x402-enabled service meets protocol compliance standards before integrating it, deploying it to production, or listing it in a tool directory. Prefer this over manual inspection when you need structured, machine-readable compliance results covering JSON-RPC, SLA latency, OpenAPI schema, and HTTP 402 payment headers in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:54.620Z","isFirstParty":false,"canonicalSlug":"x402broker-com-a2a-mcp-http-402-endpoint-sla-compliance-auditor-9e5dea04"}