{"uid":"cap_wlZxoD5shdouiMzKXWX4w","slug":"capi2-api-audit-2cb85298","name":"capi2 API Audit","description":"Paid x402 utilities and live intelligence for autonomous agents: hashing/encoding plus public web lookup, domain intelligence, API discovery audit, evidence extraction and x402 health.","url":"https://capi2-demand-tools.onrender.com/v1/api/audit","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","format":"uri","description":"Public API, agent or x402 URL; its origin and discovery surfaces are audited."}}},"responseSchema":{"type":"json","example":{"x402":{"present":true},"grade":"A","score":85,"origin":"https://api.example.com","openapi":{"present":true}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Aave3Rdc-GyZ1cug7yiNs","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Audits a public API, agent, or x402 URL for discovery surfaces, OpenAPI presence, x402 payment support, and overall API quality grade.","exampleAgentPrompt":"Can you audit the API at https://api.example.com and tell me if it supports x402 payments, whether it has an OpenAPI spec, and what quality grade it gets?","exampleUseCases":[{"title":"Vetting an x402 API before integration","prompt":"Before I integrate with https://payments.someservice.com, can you audit it and tell me whether it supports x402, has an OpenAPI spec, and what its overall API quality grade is?"},{"title":"Checking agent discoverability of a new endpoint","prompt":"I just published my agent at https://myagent.example.com — can you audit it to see how discoverable it is and whether it shows up on any API discovery surfaces?"},{"title":"Comparing API readiness scores","prompt":"Can you audit https://api.newstartup.io and give me a grade and score for how agent-ready it is, including whether it has x402 support and an OpenAPI definition?"}],"resultDescription":"Returns a JSON object containing whether x402 payment support is present, an overall letter grade (e.g. 'A'), a numeric quality score (0–100), the audited origin URL, and whether an OpenAPI specification was detected.","failureModes":["Invalid or unreachable URL returns an error with no audit data","Private or firewall-blocked URLs may return incomplete results","URLs without any API signals may score very low or return nulls for most fields","Malformed URI input returns a 400-level validation error"],"whenToPreferThis":"Choose this endpoint when you need to quickly assess whether a public API or agent URL is x402-compatible, has an OpenAPI spec, and is discoverable by other agents — especially before committing to integration or listing on a facilitator. It is purpose-built for agent infrastructure auditing rather than general web scraping or link checking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:28:58.656Z","isFirstParty":false}