{"uid":"cap_5uGcgI13n3K9_FvUEO41q","slug":"whale-momentum-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-a1d36a76","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://whale-momentum.agentdiet.dev/v1/x402-verifier)","url":"https://whale-momentum.agentdiet.dev/v1/x402-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_LTikZMmSUMjAg0OHGxZiV","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"whale-momentum.agentdiet.dev","brandSlug":"whale-momentum-agentdiet-dev-mpp","brandBaseUrl":"https://whale-momentum.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/mcp for JSON-RPC compliance, SLA latency, and HTTP 402 payment header support, and tell me if it passes protocol checks?","exampleUseCases":[{"title":"Pre-deployment MCP server compliance check","prompt":"Before I go live, can you audit https://staging.mycompany.com/v1/mcp and tell me if it's properly JSON-RPC compliant and has the right OpenAPI schema?"},{"title":"x402 payment header verification for monetized agent","prompt":"I set up HTTP 402 payment gating on https://api.myagent.dev/v1/tool — can you verify the x402 settlement headers are correct and the endpoint is compliant?"},{"title":"SLA latency audit for a third-party A2A tool","prompt":"I'm about to integrate a vendor's agent at https://partner.aitools.io/a2a — can you check its latency SLA and confirm it follows the A2A protocol correctly?"}],"resultDescription":"Returns a structured compliance report covering JSON-RPC protocol adherence, measured latency against SLA thresholds, OpenAPI schema validity, and HTTP 402 / x402 payment header correctness for the target endpoint URL.","failureModes":["Target URL is unreachable or times out — returns error indicating the service could not be contacted","Target URL returns non-standard response not matching any audited protocol — partial compliance report with failed checks","Invalid or malformed URL input — returns validation error","Target service blocks external probes — may return incomplete or failed audit results","HTTP 402 headers absent or malformed — flagged as non-compliant in payment header section"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that a deployed agent, MCP server, or x402-gated service URL is correctly implementing protocol standards — especially JSON-RPC compliance, OpenAPI schema presence, latency SLA, and HTTP 402 payment headers. Prefer this over manual curl-testing when you want a structured, automated compliance report across multiple protocol dimensions at once.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:48:35.319Z","isFirstParty":false,"canonicalSlug":"whale-momentum-agentdiet-dev-a2a-mcp-http-402-endpoint-sla-compliance-14d6c442"}