{"uid":"cap_upfGYrvs9bZpQfmPTBf7w","slug":"s2ar-x402-endpoint-inspector-a67953c7","name":"s2ar x402 Endpoint Inspector","description":"Inspect an x402 endpoint — its 402, accepts, price, Bazaar extension, CDP verdict; a signed record. GET ?resource=","url":"https://api.s2ar.dev/x402/v1/x402/inspect?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["resource"],"properties":{"checks":{"type":"string","description":"a subset of GET /v1/x402/inspect/checks (default: all)"},"method":{"type":"string","description":"how to probe it (default GET)"},"resource":{"type":"string","description":"the endpoint's https URL"}},"additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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":"unknown","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_zYP7towK4CNQdwfhN_RZe","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":"Probes a given HTTPS endpoint for its x402 payment-wall properties — 402 status, accepted payment methods, price, Bazaar extension, and CDP verdict — returning a signed, verifiable record.","exampleAgentPrompt":"Inspect the x402 payment requirements for https://api.example.com/some/paid-endpoint — I want to know its price, what payment methods it accepts, whether it's on Bazaar, and the CDP verdict, with a signed record I can verify.","exampleUseCases":[{"title":"Discover API pricing before integrating","prompt":"Before I start using this API at https://api.thirdparty.dev/v1/generate, can you check its x402 payment wall — what does it cost, what does it accept, and is it listed on Bazaar?"},{"title":"Verify a payment wall is correctly configured","prompt":"I just deployed an x402 paywall on https://api.myservice.io/data — can you probe it and give me a signed record confirming the 402 is set up correctly, the price is right, and the CDP verdict looks good?"},{"title":"Audit a competitor's x402 pricing","prompt":"Look up the x402 payment terms for https://api.competitor.io/v2/search — I want to see the exact price they charge, which payment schemes they accept, and what Bazaar says about them."}],"resultDescription":"A signed record containing: whether the endpoint returns a 402, the accepted payment schemes, the listed price, details of any Bazaar extension, and the CDP (Coinbase Developer Platform) verdict. The signature allows anyone to independently verify the inspection result.","failureModes":["Resource URL is not reachable — endpoint may be offline or behind a firewall","Resource URL does not return a 402 — not an x402-compliant endpoint","Invalid or malformed URL in the resource parameter","Requested checks subset doesn't match available check identifiers","Timeout when probing a slow upstream endpoint"],"whenToPreferThis":"Use this endpoint when you need to programmatically discover or verify the payment terms of any x402-compliant API before calling it, when you want an auditable signed record of those terms, or when you need to determine if an endpoint is listed on Bazaar and has received a CDP verdict. It is the authoritative inspection tool for the x402 protocol ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:30:08.659Z","isFirstParty":false,"canonicalSlug":"s2ar-x402-endpoint-inspector-a67953c7"}