> For the complete documentation index, see [llms.txt](https://docs.countercyclical.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.countercyclical.io/developers.md).

# Developers

- [Getting Started](https://docs.countercyclical.io/developers/getting-started.md): Empower your engineering teams to build custom tooling and functionality that extends Countercyclical.
- [Authentication](https://docs.countercyclical.io/developers/authentication.md): Learn how to authenticate with Countercyclical's API.
- [Pagination](https://docs.countercyclical.io/developers/pagination.md)
- [Rate Limiting](https://docs.countercyclical.io/developers/rate-limiting.md)
- [Versioning](https://docs.countercyclical.io/developers/versioning.md)
- [Endpoints](https://docs.countercyclical.io/developers/endpoints.md): Find all of the endpoints available on the Countercyclical API below
- [Investments](https://docs.countercyclical.io/developers/endpoints/investments.md)
- [Valuations](https://docs.countercyclical.io/developers/endpoints/valuations.md)
- [Memos](https://docs.countercyclical.io/developers/endpoints/memos.md)
- [Teams](https://docs.countercyclical.io/developers/endpoints/teams.md)
- [Assumptions](https://docs.countercyclical.io/developers/endpoints/assumptions.md)
- [Pipelines](https://docs.countercyclical.io/developers/endpoints/pipelines.md)
- [Integrations](https://docs.countercyclical.io/developers/endpoints/integrations.md)
- [Zapier](https://docs.countercyclical.io/developers/endpoints/integrations/zapier.md): API endpoints related to our integration with Zapier
- [Make](https://docs.countercyclical.io/developers/endpoints/integrations/make.md): API endpoints related to our integration with Make
- [OAuth 2.0 Applications](https://docs.countercyclical.io/developers/oauth-2.0-applications.md): Create custom OAuth 2.0 applications to build integrations directly into Countercyclical.
- [Webhooks](https://docs.countercyclical.io/developers/webhooks.md): Subscribe to real-time events on Countercyclical with webhooks.