# Authlete Documentation - [3.x (331 pages)](https://developers.authlete.com/_llms/en/3-x.md): Documentation for 3.x. - [2.x (161 pages)](https://developers.authlete.com/_llms/en/2-x.md): Documentation for 2.x. ## OpenAPI Specs - [authlete-api-explorer-with-code-samples](https://spec.speakeasy.com/authlete/sdk-workspace/authlete-api-explorer-with-code-samples) - [authlete.openapi.sanitized](/openapi/authlete.openapi.sanitized.yaml) - [en](/openapi/shared/3.0.16/en.yaml) - [en2](/openapi/shared/3.0.16/en2.yaml) - [en3](/openapi/shared/3.0.16/en3.yaml) - [og fixed](/openapi/shared/3.0.16/og fixed.yaml) ## Optional - [API Reference](https://docs.authlete.com/en/shared/2.3.0#overview) > The links below point to documentation indexes. Follow each `/_llms/` index recursively until you reach documentation pages. ## Indexes - [English / 3.x (331 pages)](https://developers.authlete.com/_llms/en/3-x.md): Documentation for English / 3.x. - [English / 2.x (161 pages)](https://developers.authlete.com/_llms/en/2-x.md): Documentation for English / 2.x. - [Japanese (385 pages)](https://developers.authlete.com/_llms/ja.md): Documentation for Japanese. - [Japanese / 3.x (332 pages)](https://developers.authlete.com/_llms/ja/3-x.md): Documentation for Japanese / 3.x. - [Japanese / 2.x (103 pages)](https://developers.authlete.com/_llms/ja/2-x.md): Documentation for Japanese / 2.x.