{"uid":"cap_C0bQwGq7gx2Q7WjudxDTj","slug":"hn-pulse-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-a009f889","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://hn-pulse.agentdiet.dev/v1/mpp-verifier)","url":"https://hn-pulse.agentdiet.dev/v1/mpp-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_9Fvftt-hdcnJYmtM-wN1n","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Audits a remote agent, MCP, or x402 URL for JSON-RPC compliance, latency SLA, OpenAPI schema validity, and HTTP 402 payment settlement headers.","exampleAgentPrompt":"Can you audit https://some-agent.example.com/mcp for JSON-RPC compliance, check its latency SLA, and tell me if it has valid HTTP 402 x402 payment headers configured?","exampleUseCases":[{"title":"Pre-integration agent endpoint check","prompt":"Before I add this MCP server at https://tools.myagentplatform.io/mcp to my swarm, can you audit it for JSON-RPC compliance, OpenAPI schema validity, and whether it properly returns HTTP 402 x402 headers?"},{"title":"x402 payment header verification","prompt":"I deployed an x402-enabled agent endpoint at https://api.myservice.dev/v1/agent — can you verify that the HTTP 402 payment settlement headers are correctly configured and the endpoint is IETF MPP compliant?"},{"title":"Latency SLA spot-check for production agent","prompt":"Can you run an SLA compliance audit on https://prod.agentservice.io/a2a and tell me if its latency is within acceptable bounds and whether its protocol compliance checks out?"}],"resultDescription":"Returns a compliance report object including JSON-RPC conformance status, latency SLA measurement, OpenAPI schema validation result, HTTP 402 / x402 payment header presence and validity, and overall SLA pass/fail verdict for the audited endpoint.","failureModes":["Target URL is unreachable or returns a non-2xx/402 response — audit fails with connectivity error","Invalid or malformed URL input — returns validation error","Target endpoint does not implement any recognized protocol (A2A/MCP/x402) — returns non-compliant result","Timeout if the target endpoint is too slow — may report SLA failure","Response schema is empty object — detailed structured errors may be limited"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a remote agent, MCP server, or x402 payment endpoint meets protocol compliance standards before integrating it into an agent pipeline, or when monitoring existing endpoints for SLA drift, JSON-RPC correctness, or HTTP 402 payment header validity. Prefer this over manual inspection or generic HTTP testers when you need structured compliance output covering all three dimensions: protocol, latency, and payment headers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:38.999Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-auditor-9e3750c3"}