Available API

Clinical Trials Registry

Complete ClinicalTrials.gov API v2 full JSON export with every source field retained; registry facts only, no treatment recommendation.

Test with your key View pricing

Status: 1/1 sources healthy
Contract: 1.0.0
Data version: clinicaltrials-2026.08.31
Current records: 600,947
Normal pull: weekly
Full reconciliation: monthly

Coverage

What this API contains

Searchable registered study protocols, status, interventions, conditions, sponsors, and locations without medical advice.

Endpoints

Built for direct use

/apis/clinical-trials · 1 credit/apis/clinical-trials/search · 1 credit

Standard list, search, detail, relationship, and conversion calls cost one credit. Bulk exports cost 100 credits.

Bounded preview

See the shape of the data

These are up to five fixed records from the current release. The preview has no paging, search, or export controls. A developer account and API key are required to query the full dataset.

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Source record

Where the data comes from

Healthy

ClinicalTrials.gov API v2 Full JSON Export

complete registered-study JSON export

Publisher: clinicaltrials.gov
Last successful pull: Aug 31, 2026 · 7:17 PM UTC
License / terms: U.S. government registry data; submitter content and terms apply
Reuse review: Commercial: True · Redistribution: True