# CircleCI Build API

**Canonical:** https://apis.io/apis/circleci/circleci-build-api/  
**Provider:** CircleCI — https://apis.io/providers/circleci/  
**Base URL:** https://circleci.com/api/v2  
**Documentation:** https://circleci.com/docs/api/v2/

CircleCI Build API is one of 18 APIs that [CircleCI](https://apis.io/providers/circleci/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Builds. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

Endpoints for retrieving build details, triggering builds, retrying builds, and canceling builds.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/circleci/refs/heads/main/openapi/circleci-build-api-openapi.yml
- **Documentation** — https://circleci.com/docs/api/v2/
- **Documentation** — https://circleci.com/docs/api/v1/

## Other CircleCI APIs (12)

- [CircleCI Self-Hosted Runner API](https://apis.io/apis/circleci/runner-api/)
- [CircleCI Webhooks](https://apis.io/apis/circleci/webhooks/)
- [CircleCI Orbs Registry](https://apis.io/apis/circleci/orbs/)
- [CircleCI Artifact API](https://apis.io/apis/circleci/circleci-artifact-api/)
- [CircleCI Context API](https://apis.io/apis/circleci/circleci-context-api/)
- [CircleCI Insights API](https://apis.io/apis/circleci/circleci-insights-api/)
- [CircleCI Job API](https://apis.io/apis/circleci/circleci-job-api/)
- [CircleCI Pipeline API](https://apis.io/apis/circleci/circleci-pipeline-api/)
- [CircleCI Project API](https://apis.io/apis/circleci/circleci-project-api/)
- [CircleCI Resource Class API](https://apis.io/apis/circleci/circleci-resource-class-api/)
- [CircleCI Runner Task API](https://apis.io/apis/circleci/circleci-runner-task-api/)
- [CircleCI Schedule API](https://apis.io/apis/circleci/circleci-schedule-api/)

## Tags

Builds

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