{"uid":"cap_s2N_0naVUeMzk3q7zxBRJ","slug":"x402-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-2fdd776a","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/x402-mpp-paywall-verifier)","url":"https://x402-audit.agentdiet.dev/v1/x402-mpp-paywall-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_JTA-v6KHpdyN3HpGxsIh0","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 any remote A2A agent, MCP server, or x402 URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers.","exampleAgentPrompt":"Can you audit https://mymcpserver.example.com/mcp for JSON-RPC compliance, latency SLA, and HTTP 402 payment header correctness?","exampleUseCases":[{"title":"Pre-deployment MCP server compliance check","prompt":"Before I go live, can you run a full compliance audit on https://staging.myagent.dev/mcp — I need to know if it's JSON-RPC compliant, whether the OpenAPI schema looks right, and if the x402 payment headers are properly configured?"},{"title":"Third-party A2A agent vetting","prompt":"I'm about to integrate with a third-party agent at https://partner.agentco.ai/a2a — can you audit it for protocol compliance, latency SLA, and verify it handles HTTP 402 correctly before I wire it into my workflow?"},{"title":"x402 paywall header verification","prompt":"Check whether https://api.example.com/v1/premium properly returns HTTP 402 settlement headers compliant with the x402 v2 and IETF MPP standards — I want to make sure it's set up right for agent-to-agent payments."}],"resultDescription":"Returns a compliance report object covering JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity, and HTTP 402 / x402 v2 / IETF MPP payment header presence and correctness for the audited URL.","failureModes":["Target URL is unreachable or times out — returns error indicating the endpoint could not be probed","Invalid or malformed URL input — returns validation error","Target endpoint returns unexpected non-standard responses that cannot be assessed for compliance","Rate limiting or network restrictions prevent auditing the target URL","Target endpoint actively blocks probing, resulting in incomplete or partial compliance data"],"whenToPreferThis":"Choose this endpoint when you need to programmatically verify that an A2A agent, MCP server, or x402 paywall URL meets protocol standards — specifically JSON-RPC compliance, latency SLA, OpenAPI schema correctness, and HTTP 402 payment header conformance — 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":"2026-10-21T07:23:12.808Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-ca6400d7"}