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

# Table of contents

* [Introduction](/en.md)

## API reference

* [Authentication](/en/api-reference/public-api/authentication.md)
* [API Playground](/en/api-reference/public-api/api-playground.md)
* [Alpha Lenz API](/en/api-reference/public-api.md)
  * [Basic Financial API](/en/api-reference/public-api/basic-financial-api.md)
  * [Financial](/en/api-reference/public-api/financial.md)
  * [Stock](/en/api-reference/public-api/stock.md)
  * [News](/en/api-reference/public-api/news.md)
  * [Research](/en/api-reference/public-api/research.md)
* [Company](/en/api-reference/company.md)
  * [Company Tabs API](/en/api-reference/company/page-5.md)