This describes the resources that make up the CircleCI API v2.
About the CircleCI API API
CircleCI API API on Apizie: 78 endpoints (List contexts, Create a new context, Get a context, Delete a context, …) returned as clean JSON through one API key. Send your own provider key in the x-upstream-key header. Call it over REST at https://zieapi.vercel.app/v1/open-data:circleci/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.
| Project key | open-data:circleci |
|---|---|
| Status | Your key |
| Endpoints | 78 |
| Category | Open Data |
| Source | circleci.com |
| Base URL | https://zieapi.vercel.app/v1/open-data:circleci/{endpoint} |
| For AI tools | OpenAPI spec · Markdown (what is this?) |
CircleCI API API FAQ
How do I call the CircleCI API API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/open-data:circleci/context-list-owner-contexts with the header x-api-key. Every endpoint returns { project, data, timestamp }.
Is the CircleCI API API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card. CircleCI API itself also needs your own key from circleci.com.
Can AI agents use the CircleCI API API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key open-data:circleci.
What is the status of the CircleCI API API?
Needs your own provider key (bring your own key)