The CircleCI API is a RESTful, fully-featured API that allows you to do almost anything in CircleCI. You can access all information and trigger all actions. The only thing we don’t provide access to is billing functions, which must be done from the CircleCI web UI.
Trust signals
Pricing
UNKNOWN
Auth
UNKNOWN
CORS
Yes
Rate limit
Unknown
Health
246ms
Trust score
89 (B)
Last checked Oct 19, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Strong candidate; weakest signal is auth clarity.
Links
- Documentationcircleci.com
- Base URLcircleci.com
- OpenAPI specapi.apis.guru/v2/specs/circleci.com/v1/openapi.json
Integration checklist
- Auth is UNKNOWN
- CORS enabled — callable directly from browsers.
- Rate limit: not documented