{"uid":"cap_OnZWHX0B_D9nSZQrgDZwl","slug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-83585680","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://defi-yield.agentdiet.dev/v1/x402-mpp-paywall-verifier)","url":"https://defi-yield.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_8C0c4hdDV08IoDztray_r","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"defi-yield.agentdiet.dev","brandSlug":"defi-yield-agentdiet-dev-mpp","brandBaseUrl":"https://defi-yield.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 https://myagent.example.com/api for JSON-RPC compliance, latency SLA, and HTTP 402 payment header support — I need to know if it's x402 and MCP protocol-compliant before I ship it?","exampleUseCases":[{"title":"Pre-deployment MCP server compliance check","prompt":"Before I launch my MCP server at https://mcp.mycompany.dev/v1/agent, can you audit it for JSON-RPC compliance, latency SLA, and proper HTTP 402 settlement headers?"},{"title":"Verifying third-party A2A agent protocol support","prompt":"I'm integrating a third-party agent at https://vendor-agent.io/api/v2 — can you check if it's fully A2A and x402 compliant, including OpenAPI schema and payment headers?"},{"title":"Debugging HTTP 402 paywall on agent endpoint","prompt":"My endpoint at https://api.defibot.xyz/v1/query should be returning HTTP 402 x402 payment headers but I'm not sure it's configured right — can you run a compliance audit on it?"}],"resultDescription":"Returns a structured compliance report covering JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity, and presence/correctness of HTTP 402 x402 payment settlement headers for the submitted URL.","failureModes":["Target URL is unreachable or times out — audit fails with connectivity error","Malformed or missing URL parameter — returns validation error","Target endpoint returns unexpected content type blocking protocol analysis","Remote endpoint blocks probing requests (firewall/rate-limit) — partial or empty results","Non-HTTP URLs or private/internal addresses may be rejected"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a remote agent, MCP server, or x402-enabled API meets protocol compliance standards — specifically JSON-RPC correctness, latency SLAs, HTTP 402 payment header format, and OpenAPI schema validity — before integration or deployment. Prefer this over generic HTTP health-checkers when x402/MCP/A2A protocol specifics matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:01.695Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-129b6afe"}