{"uid":"cap_Lw4S8YdbDrwRpU-uYBV3a","slug":"arakel-fda-drug-recalls-evidence-check-50ff82bd","name":"ARAKEL FDA Drug Recalls Evidence Check","description":"Machine-verifiable official-source evidence with free preflight and x402 USDC payments on Base.","url":"https://proof.arakelproof.space/v1/fda-drug-recalls","method":"GET","headers":{},"bodySchema":{"$schema":"https://json-schema.org/draft/2020-12/schema","type":"object","properties":{"input":{"type":"object","properties":{"type":{"type":"string","const":"http"},"method":{"type":"string","enum":["GET"]},"queryParams":{"type":"object","properties":{"q":{"type":"string","description":"FDA drug recall lookup by drug, brand, ingredient, firm, recall number, or product term using official openFDA enforcement data."},"from":{"type":"string","format":"date-time","description":"Optional UTC start. Defaults to the last 365 days."},"to":{"type":"string","format":"date-time","description":"Optional UTC end. Defaults to now."}},"required":["q"]}},"required":["type","method"],"additionalProperties":false},"output":{"type":"object","properties":{"type":{"type":"string"},"example":{"type":"object"}},"required":["type"]}},"required":["input"]},"responseSchema":{"type":"json","example":{"result":"OBSERVED|NOT_OBSERVED|INCONCLUSIVE","schema":"arakel.machine-evidence.v2","source":{"id":"fda"},"evidence":[{}],"signature":{"alg":"Ed25519"},"observed_count":1}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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_VN-q9YHDUR4wmNNzixTYb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Queries FDA drug recall records and returns a cryptographically signed machine-evidence proof (OBSERVED, NOT_OBSERVED, or INCONCLUSIVE) for a given subject","exampleAgentPrompt":"Check whether Zantac 150mg has any active FDA drug recalls and give me a signed machine-evidence proof of the result — I need to know if it's OBSERVED, NOT_OBSERVED, or INCONCLUSIVE.","exampleUseCases":[{"title":"Pharmacy compliance recall audit","prompt":"I need a verified proof of whether metformin 500mg tablets from Amneal Pharmaceuticals have any FDA recalls on record — can you pull a signed machine-evidence result I can attach to our compliance report?"},{"title":"Drug supply chain due diligence","prompt":"Before we finalize this pharmaceutical procurement contract, can you get me an FDA drug recall check on the lot we're buying — I need a cryptographically signed NOT_OBSERVED or OBSERVED proof to include in the dossier?"},{"title":"Consumer drug safety verification","prompt":"I bought some OTC ibuprofen from a third-party seller and I'm worried it might be recalled — can you check the FDA drug recall database and give me a signed result showing whether it's been flagged?"}],"resultDescription":"A JSON object containing a result field (OBSERVED, NOT_OBSERVED, or INCONCLUSIVE), the ARAKEL machine-evidence schema version, the source identifier (fda), an array of matching evidence records, and an Ed25519 cryptographic signature attesting to the proof's authenticity.","failureModes":["Drug or NDC not found in FDA recall database — returns NOT_OBSERVED with empty evidence array","Ambiguous query returns INCONCLUSIVE result","FDA source temporarily unavailable — may return error or INCONCLUSIVE","Invalid or missing query parameters — returns HTTP 400","Payment not received or underpaid — returns HTTP 402 (x402 payment required)","Rate limiting or quota exceeded — returns HTTP 429"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically signed, machine-verifiable attestation of FDA drug recall status — not just a raw database query. It is ideal for compliance workflows, supply chain audits, or counterparty due diligence where a NOT_OBSERVED proof (with Ed25519 signature) must be produced as evidence. Prefer this over direct FDA API access when you need structured, signed proofs consumable by downstream agents or smart contracts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:43:19.619Z","isFirstParty":false}