{"uid":"cap_LoEH4oQeP_j0G884IdGSV","slug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-ac4f92e3","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/preflight/certify)","url":"https://defi-yield.agentdiet.dev/v1/preflight/certify?utm_source=zero.xyz","method":"POST","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_-lh8w4hkaK1kJnS9x11vD","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 any A2A, MCP, or x402 service URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers","exampleAgentPrompt":"Can you run a full compliance audit on https://my-agent-service.example.com/mcp — check if it's JSON-RPC compliant, passing latency SLA, has a valid OpenAPI schema, and supports proper HTTP 402 settlement headers?","exampleUseCases":[{"title":"Pre-integration MCP server vetting","prompt":"Before I plug this MCP server into my agent stack, can you audit https://tools.myagentplatform.io/mcp for JSON-RPC compliance, latency SLA, and whether it has a proper OpenAPI schema?"},{"title":"x402 payment header verification","prompt":"I want to make sure our new agent API at https://api.agentshop.dev/v1/tools supports HTTP 402 x402 settlement correctly — can you run a compliance check and tell me if the payment headers are configured right?"},{"title":"Agent marketplace listing certification","prompt":"We're submitting our A2A endpoint at https://marketplace-agent.example.com/a2a to a directory — can you certify it for MCP, JSON-RPC, and IETF MPP compliance so we have a report to attach?"}],"resultDescription":"Returns a structured audit report covering JSON-RPC protocol compliance, measured latency vs SLA thresholds, OpenAPI schema validation findings, and HTTP 402 / x402 settlement header inspection results for the submitted URL.","failureModes":["Target URL is unreachable or returns a non-2xx response — audit fails with connectivity error","URL does not expose a JSON-RPC or MCP-compatible interface — compliance checks return failed/not-applicable","Latency SLA check times out if the remote endpoint is slow to respond","Malformed or missing OpenAPI schema at the target returns schema validation errors","HTTP 402 headers absent or malformed result in x402 compliance failure flags"],"whenToPreferThis":"Choose this endpoint when you need an automated, multi-dimension compliance check of a remote A2A, MCP, or x402-enabled service covering JSON-RPC correctness, latency SLA, OpenAPI schema, and HTTP 402 payment headers in a single call — especially useful before integrating an external agent tool or listing a service in an agent marketplace.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:34:58.853Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-129b6afe"}