{"uid":"cap_EMla-8CttVzRzKwZNt9Yq","slug":"shopify-intel-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-565875a4","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://shopify-intel.agentdiet.dev/v1/x402-mpp-paywall-verifier)","url":"https://shopify-intel.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_1Fmru5pLpwkFN4U8b4j5m","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"shopify-intel.agentdiet.dev","brandSlug":"shopify-intel-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote A2A, 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/mcp to check whether it's JSON-RPC compliant, meets latency SLA, has a valid OpenAPI schema, and correctly returns HTTP 402 payment headers?","exampleUseCases":[{"title":"Pre-integration MCP server compliance check","prompt":"Before I wire up this third-party MCP server at https://tools.vendor.dev/mcp into my agent swarm, can you audit it for JSON-RPC compliance, latency SLA, and OpenAPI schema validity?"},{"title":"x402 paywall header verification","prompt":"I built an x402-gated API at https://api.myapp.io/v1/premium — can you verify it's returning the correct HTTP 402 settlement headers and that the x402 v2 protocol is implemented properly?"},{"title":"A2A endpoint SLA audit before production","prompt":"We're about to go live with our A2A endpoint at https://agents.mybiz.com/a2a — please audit it to confirm it passes latency SLA requirements and is protocol-compliant before we flip the switch."}],"resultDescription":"Returns a structured compliance report covering JSON-RPC validity, measured latency against SLA thresholds, OpenAPI schema conformance, and HTTP 402 settlement header correctness for the submitted URL.","failureModes":["Target URL is unreachable or times out — returns error with connection failure details","Invalid or malformed URL provided — returns validation error","Target endpoint does not respond with any recognized protocol — returns non-compliant status","HTTP 402 headers absent when expected — flagged as non-compliant in report","Upstream service rate limiting or firewall blocks the probe — returns access error"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a remote A2A agent, MCP server, or x402-gated API correctly implements protocol standards — particularly JSON-RPC compliance, OpenAPI schema validity, SLA latency bounds, and HTTP 402 payment header structure — 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":"2026-10-21T07:23:00.674Z","isFirstParty":false,"canonicalSlug":"shopify-intel-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-29993fc5"}