{"uid":"cap_W1SI32ALAZTyefhAPKTtt","slug":"x402broker-com-x402-verifier-413c1c77","name":"x402broker.com x402-Verifier","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://x402broker.com/v1/x402-verifier)","url":"https://x402broker.com/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":["x402"],"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":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5-xwrLhXLgixl5kB_BUxD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_52x_OuNzq-p1mXgwBxXtO","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Audits any remote agent, MCP, or HTTP endpoint 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 x402 compliance — check its JSON-RPC conformance, HTTP 402 settlement headers, OpenAPI schema, and latency SLA using a GET request?","exampleUseCases":[{"title":"Pre-launch agent compliance check","prompt":"Before I go live, can you run a full x402 compliance audit on https://mybot.io/v1/agent using GET — I need to know if the JSON-RPC spec, HTTP 402 headers, and latency SLA all pass?"},{"title":"MCP server payment header verification","prompt":"Audit my MCP server at https://tools.mcp.dev/execute via GET and tell me whether it's returning proper HTTP 402 payment settlement headers and whether the OpenAPI schema is valid."},{"title":"Third-party agent SLA due diligence","prompt":"I'm integrating a third-party A2A agent at https://partner.agentco.com/api — can you audit it for JSON-RPC compliance and latency SLA before I wire it into my workflow?"}],"resultDescription":"Returns a structured compliance audit report covering: JSON-RPC spec conformance, measured latency against SLA thresholds, OpenAPI schema validation results, and presence/correctness of HTTP 402 payment settlement headers for the target URL.","failureModes":["Target URL is unreachable or times out — audit fails with connectivity error","Target does not respond to the specified HTTP method — method mismatch error","Target returns no OpenAPI schema — schema validation section returns null or error","Malformed URL input — validation error before audit begins","Target enforces auth and blocks the audit probe — 401/403 response reported in audit output"],"whenToPreferThis":"Choose this endpoint when you need to verify that a specific agent, MCP server, or HTTP API is fully compliant with x402 payment protocol conventions, JSON-RPC spec, and OpenAPI schema standards before integrating it into an agentic workflow. Prefer it over generic HTTP testing tools when x402 settlement header validation and A2A/MCP-specific SLA checks are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:46:43.394Z","isFirstParty":false,"canonicalSlug":"x402broker-com-x402-verifier-413c1c77"}