{"uid":"cap_mIaOVChvH_CmUCgkHgDXn","slug":"rotary-agency-clinical-trials-api-50472d6c","name":"Rotary Agency Clinical Trials API","description":"Free-source data APIs (100% margin, no proxy, $0.002/call): ...","url":"https://rotaryagency.uk/api/free/clinicaltrials?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"varies":"endpoint-specific structured JSON"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uCda37Bu4qbEjDQ4l_ID3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves structured clinical trials data from free public sources via a pay-per-call proxy endpoint","exampleAgentPrompt":"Can you search clinical trials for stage 3 non-small cell lung cancer and show me any actively recruiting studies, especially ones testing immunotherapy interventions?","exampleUseCases":[{"title":"Recruiting trial search for patients","prompt":"I have a patient with treatment-resistant depression — can you find any actively recruiting clinical trials for that condition, especially ones testing ketamine or TMS interventions?"},{"title":"Drug pipeline research for analysts","prompt":"I'm researching Pfizer's pipeline — can you pull all registered clinical trials where Pfizer is listed as the sponsor, filtered to Phase 3 studies?"},{"title":"Rare disease trial discovery","prompt":"My child was just diagnosed with Duchenne muscular dystrophy — can you search for any open clinical trials targeting that condition, including early-phase studies?"}],"resultDescription":"Returns structured JSON containing clinical trial records matching the query, likely including fields such as trial ID (NCT number), title, status (recruiting/completed/etc.), phase, conditions studied, interventions, eligibility criteria, sponsor, and study dates.","failureModes":["No trials found matching the query — returns empty results array","Invalid or malformed query parameters — returns 400-level error","Upstream clinical trials registry unavailable — returns 502 or timeout","Payment not processed — returns 402 Payment Required","Rate limiting if too many calls in short succession"],"whenToPreferThis":"Choose this endpoint when you need quick, low-cost programmatic access to clinical trials data without setting up a direct integration with ClinicalTrials.gov or similar registries. At $0.002/call it is cost-effective for agents making occasional lookups. Prefer alternatives if you need bulk downloads, advanced filtering, or guaranteed SLA.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T00:26:57.180Z","isFirstParty":false,"canonicalSlug":"rotary-agency-clinical-trials-api-50472d6c"}