{"uid":"cap_3h1S-4PZE0EcRW5_TPQWH","slug":"clinicaltrials-gov-trial-results-lookup-via-x402-bdb5c281","name":"ClinicalTrials.gov Trial Results Lookup via x402","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/trials/results?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"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"id":{"type":"string","default":null,"description":"Alias for nct"},"nct":{"type":"string","default":null,"description":"A ClinicalTrials.gov NCT id such as NCT03228186"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.026","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":"$0.026/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.026","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.026","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QN7HgkLRvfAiE_y3ASq85","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.026","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves clinical trial results from ClinicalTrials.gov by NCT identifier, paid via USDC micropayment.","exampleAgentPrompt":"Can you pull up the results for clinical trial NCT03228186 from ClinicalTrials.gov?","exampleUseCases":[{"title":"Drug efficacy research lookup","prompt":"Can you fetch the trial results for NCT04280705? I need to see the outcomes from that study for a report I'm writing."},{"title":"Competitive pharma intelligence","prompt":"Pull up the ClinicalTrials.gov results for NCT03228186 — I want to see what they found in that trial before our meeting."},{"title":"Patient advocacy research","prompt":"I'm looking into treatment options — can you grab the published results for clinical trial NCT02576769 so I can understand what the study showed?"}],"resultDescription":"Returns a JSON object with a success flag and a result object containing the clinical trial results data from ClinicalTrials.gov for the requested NCT identifier.","failureModes":["Invalid or non-existent NCT ID returns empty or error result","Payment failure via x402 protocol prevents data retrieval","ClinicalTrials.gov upstream unavailability causes lookup failure","Missing required 'id' or 'nct' query parameter returns an error"],"whenToPreferThis":"Use this endpoint when you need to programmatically retrieve clinical trial results by NCT ID and are operating in an x402-enabled payment environment; prefer this over direct ClinicalTrials.gov API calls when micropayment-gated access fits your agent's workflow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-07T06:47:32.606Z","isFirstParty":false,"canonicalSlug":"clinicaltrials-gov-trial-results-lookup-via-x402-bdb5c281"}