{"uid":"cap_vJNR8PeS519v65NYNzv6L","slug":"mcp-security-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-d465bd7b","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://mcp-security.agentdiet.dev/v1/x402-audit)","url":"https://mcp-security.agentdiet.dev/v1/x402-audit?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_3Sn-Q9LReGY54Ho2ICWx7","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote A2A, MCP, or x402 service URL for JSON-RPC compliance, latency SLA adherence, OpenAPI schema validity, and HTTP 402 settlement headers.","exampleAgentPrompt":"Can you audit https://myagent.example.com/mcp for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 settlement headers?","exampleUseCases":[{"title":"Pre-integration MCP server compliance check","prompt":"Before I wire up this new MCP server at https://tools.myservice.ai/mcp, can you audit it for JSON-RPC compliance and check whether it has valid HTTP 402 payment headers?"},{"title":"SLA regression test for a deployed agent","prompt":"My agent endpoint at https://api.myagentplatform.io/v1/agent went out in today's deploy — can you audit it for latency SLA compliance and OpenAPI schema correctness?"},{"title":"x402 payment header verification for a monetized API","prompt":"I'm building a micropayment-gated API at https://paywall.myplugin.dev/v1/tool — can you check if the HTTP 402 x402 settlement headers are set up correctly and the endpoint is protocol-compliant?"}],"resultDescription":"Returns a structured audit report covering JSON-RPC protocol compliance status, measured latency against SLA thresholds, OpenAPI schema validity findings, and HTTP 402 / x402 settlement header presence and correctness for the target URL.","failureModes":["Target URL is unreachable or returns connection timeout","Target URL is not a valid A2A/MCP/x402 endpoint and returns unexpected content type","Missing required 'url' query parameter returns validation error","Target service blocks probe requests with firewall or authentication","Non-HTTP(S) URLs or malformed URLs rejected at input validation"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that a remote A2A agent, MCP server, or x402-gated API is correctly implementing protocol standards — particularly JSON-RPC compliance, HTTP 402 payment header formatting, OpenAPI schema correctness, and latency SLA — 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":"2026-10-21T07:25:48.759Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-d465bd7b"}