{"uid":"cap_8dvsMHVjNGh29IekritXm","slug":"doormat-capital-x402lint-conform-endpoint-6211a33c","name":"Doormat Capital x402lint /conform Endpoint","description":"x402 endpoint conformance checker. Free /lint works standalone; /deep-lint adds manifest cross-check and on-chain asset verification, paid in USDC on Base (x402). Pay by sending USDC to the address in the 402 challenge, then retry with header X-PAYMENT-TX: <tx hash>. Introductory pricing through 17 Oct 2026 on /deep-lint (0.03 USDC normally) — see the 402 response for the current amount.","url":"https://x402lint.sebastiaan-ba3.workers.dev/conform?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"properties":{"input":{"properties":{"queryParams":{"url":"https://example.com/paid-endpoint"}}},"output":{"properties":{"example":{"pass":true,"total":7,"passed":7,"reachable":true}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_HCwW7fNXhhymWmx6TD9hw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given URL conforms to the x402 payment protocol specification, running full conformance validation including manifest cross-check and on-chain USDC asset verification on Base.","exampleAgentPrompt":"Can you run a deep conformance check on my x402 endpoint at https://example.com/paid-endpoint to see if it passes all the x402 protocol checks including the manifest and on-chain USDC verification on Base?","exampleUseCases":[{"title":"Pre-launch x402 endpoint audit","prompt":"Before I go live, can you run a full deep-lint conformance check on my x402 payment API at https://myapp.com/api/premium to make sure it passes all 402 protocol checks, including manifest and on-chain asset verification?"},{"title":"Debugging a broken x402 integration","prompt":"My x402 endpoint at https://api.myservice.com/data keeps failing payments — can you run a conformance check on it so I can see exactly which x402 protocol checks it's failing?"},{"title":"Vetting a third-party x402 API","prompt":"I'm thinking about integrating with the x402 endpoint at https://partner.io/paid-resource — can you do a deep conformance lint on it to confirm it's properly implementing the x402 spec before I build against it?"}],"resultDescription":"Returns a conformance report with a pass/fail result, total number of checks run, number of checks passed, and whether the endpoint was reachable. The /conform path performs the deep-lint variant, including manifest cross-check and on-chain USDC asset verification on Base.","failureModes":["Target URL is unreachable — reachable field returns false and checks may not complete","Target endpoint does not return a valid 402 response — conformance checks fail","Payment not provided or invalid tx hash — /deep-lint returns 402 challenge requiring USDC payment on Base","Malformed input URL — API returns error before running checks","On-chain verification fails if Base network is congested or RPC is unavailable"],"whenToPreferThis":"Choose this endpoint when you need authoritative x402 protocol conformance validation — especially for deep checks that include manifest cross-verification and on-chain USDC asset confirmation on Base. Use it over simple HTTP testing tools when you need protocol-level correctness assurance before launching or integrating with an x402-enabled API.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:37:01.471Z","isFirstParty":false,"canonicalSlug":"doormat-capital-x402lint-conform-endpoint-6211a33c"}