OpenAI Developers

# OpenAI Developers > Complete documentation hub for OpenAI API, Ads, Plugins, Workspace Agents, Codex, Agentic Commerce, the developer blog, Cookbook, learning resources, and learning tracks. Each section links to Markdown twins under the product path (e.g., `/plugins/<slug>.md`). ## Documentation sets - [OpenAI API index](https://developers.openai.com/api/llms.txt) - [OpenAI API full docs](https://developers.openai.com/api/llms-full.txt) - [Ads index](https://developers.openai.com/ads/llms.txt) - [Ads full docs](https://developers.openai.com/ads/llms-full.txt) - [Plugins index](https://developers.openai.com/plugins/llms.txt) - [Plugins full docs](https://developers.openai.com/plugins/llms-full.txt) - [Workspace Agents index](https://developers.openai.com/workspace-agents/llms.txt) - [Workspace Agents full docs](https://developers.openai.com/workspace-agents/llms-full.txt) - [Codex index](https://developers.openai.com/codex/llms.txt) - [Codex full docs](https://developers.openai.com/codex/llms-full.txt) - [Commerce index](https://developers.openai.com/commerce/llms.txt) - [Commerce full docs](https://developers.openai.com/commerce/llms-full.txt) - [Developer blog index](https://developers.openai.com/blog/llms.txt) - [Developer blog full posts](https://developers.openai.com/blog/llms-full.txt) - [Cookbook index](https://developers.openai.com/cookbook/llms.txt) - [Cookbook full docs](https://developers.openai.com/cookbook/llms-full.txt) - [Learning resources index](https://developers.openai.com/learn/llms.txt) - [Learning resources full docs](https://developers.openai.com/learn/llms-full.txt) - [Learning tracks index (Markdown)](https://developers.openai.com/tracks.md) - [API docs index](https://developers.openai.com/api/docs/llms.txt) - [API docs full docs](https://developers.openai.com/api/docs/llms-full.txt) - [API reference index](https://developers.openai.com/api/reference/llms.txt) - [API reference full docs](https://developers.openai.com/api/reference/llms-