{"uid":"cap_rSiBHC-fi7ClQpxutd2jU","slug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-ac20f0bd","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://preflight.agentdiet.dev/v1/bazaar-verifier)","url":"https://preflight.agentdiet.dev/v1/bazaar-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_yxuU9barLeYs3repdnylI","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits any A2A agent, MCP server, or x402-enabled 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 headers and tell me if it passes all checks?","exampleUseCases":[{"title":"Pre-launch MCP server compliance check","prompt":"Before I publish my MCP server, can you audit https://mymcpserver.example.com/v1 to make sure it's JSON-RPC compliant and passes latency SLA requirements?"},{"title":"x402 payment header verification","prompt":"I need to confirm that my x402 payment endpoint at https://payments.myapp.io/checkout is correctly implementing HTTP 402 settlement headers — can you run a compliance audit on it?"},{"title":"Third-party A2A agent due diligence","prompt":"I'm about to integrate with an external A2A agent at https://partner-agent.io/api — can you audit it for protocol compliance, OpenAPI schema validity, and SLA before I commit to using it?"}],"resultDescription":"Returns a structured compliance report covering JSON-RPC protocol conformance, observed latency against SLA thresholds, OpenAPI schema validity, and HTTP 402 payment settlement header presence and correctness for the target URL.","failureModes":["Target URL is unreachable or times out — audit fails with connectivity error","Target URL does not implement any recognized protocol (A2A/MCP/x402) — report shows no compliance signals","Malformed URL input — validation error returned","Target endpoint returns non-standard responses — partial compliance data with warnings","Rate limiting or firewall on target blocks probing — incomplete audit results"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that a remote A2A agent, MCP server, or x402-enabled URL meets protocol compliance standards before integration, deployment, or marketplace listing — especially when JSON-RPC correctness, latency SLAs, OpenAPI schema validity, and HTTP 402 payment header compliance all need to be checked in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:16.108Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-3bfc8ad7"}