# Cancer.gov Trials API

**Canonical:** https://apis.io/apis/cancer-gov/cancer-gov-trials-api/  
**Provider:** Cancer.gov — https://apis.io/providers/cancer-gov/  
**Base URL:** https://clinicaltrialsapi.cancer.gov/api/v2  
**Documentation:** https://clinicaltrialsapi.cancer.gov/

Cancer.gov Trials API is one of 10 APIs that [Cancer.gov](https://apis.io/providers/cancer-gov/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Trials. The published artifact set on APIs.io includes an OpenAPI specification.

The Trials API from Cancer.gov — 2 operation(s) for trials.

## Machine-readable artifacts (1)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cancer-gov/refs/heads/main/openapi/cancer-gov-trials-api-openapi.yml

## Other Cancer.gov APIs (9)

- [NCI Clinical Trials Search API](https://apis.io/apis/cancer-gov/clinical-trials-api/)
- [NCI Genomic Data Commons (GDC) API](https://apis.io/apis/cancer-gov/gdc-api/)
- [NCI SEER API](https://apis.io/apis/cancer-gov/seer-api/)
- [NCI MoDaC API](https://apis.io/apis/cancer-gov/modac-api/)
- [NCI EVS Terminology API](https://apis.io/apis/cancer-gov/evs-api/)
- [NCI Content Syndication Services](https://apis.io/apis/cancer-gov/syndication-services/)
- [Cancer.gov Diseases API](https://apis.io/apis/cancer-gov/cancer-gov-diseases-api/)
- [Cancer.gov Interventions API](https://apis.io/apis/cancer-gov/cancer-gov-interventions-api/)
- [Cancer.gov Terms API](https://apis.io/apis/cancer-gov/cancer-gov-terms-api/)

## Tags

Trials

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/cancer-gov/cancer-gov-trials-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/cancer-gov/.