AI API docs · Documentation index
OpenAI Developers llms.txt
Complete documentation hub for OpenAI API, Ads, Sign in with ChatGPT, Plugins, Workspace Agents, Codex, Agentic Commerce, the developer blog, Cookbook, learning resources, and learning tracks.
Observed structure
What the file exposes
Retrieved Markdown: 6,201 characters, 4 second-level headings and 40 Markdown links. Counts describe structure only.
An llms.txt page is a navigation aid and does not determine the right product choice or substitute for the linked documentation.
Observed section headings
- Documentation sets
- Common tasks
- Site navigation
- Learning tracks
Section names and counts come from the Markdown returned by Firecrawl. Counts describe structure; they are not a content-quality score.
Source check
Requested and final URLs
- https://developers.openai.com/llms.txt ↗Final URL · text/plain; charset=utf-8 · HTTP 200
Requested URL and final URL matched during this retrieval.
Retrieved with Firecrawl on 2026-10-09. Scrape ID: 01a11f84-be32-7336-8c77-85616ad4eb43.
This endpoint check does not establish that an AI model retrieves the file or uses it correctly. Linked pages and any companion full-text file were not recursively verified.
How to read this example
What it may help you inspect
Compare the file’s scope, section labels and link strategy with the retrieval task you want to support. Follow the source links to verify that important destinations remain current before relying on them.