openai.com valid
OpenAI Developers
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.
- Authority
- 72 reach 27 · trust 5 · quality 25 · freshness 15
- Tier
- featured
- llms.txt
- https://developers.openai.com/llms.txt
- llms-full.txt
- https://developers.openai.com/llms-full.txt
- Sections
- 4
- Links
- 40
- Size
- 6201 bytes
- Popularity rank
- #119
- Registered
- 2007-01-19
- Categories
- Education · Developer tools
- For agents
- Documentation: developer or product docs worth reading, nothing to call
- First seen
- 2026-10-18T14:18:43.682Z
- Last checked
- 2026-10-22T13:44:51.618Z
- Badge
Their llms.txt
The beginning of the file, from our validated copy saved 2026-10-22T13:44:51.049Z. Cached copy · Source on openai.com
# OpenAI Developers
> 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.
Start with the product index that matches your task. Product indexes route to detailed pages; documentation indexes also provide Markdown pages and full-document exports.
## Documentation sets
- [OpenAI API guides and reference](https://developers.openai.com/api/llms.txt): Quickstart, Responses API, text and image generation, audio, Realtime and WebRTC, tools and function calling, evals, fine-tuning, models, and endpoint reference.
- [Ads API and campaign documentation](https://developers.openai.com/ads/llms.txt): Partner setup, campaigns, targeting, creatives, product feeds, conversions, measurement, and Ads API reference.
- [Sign in with ChatGPT](https://developers.openai.com/siwc/llms.txt): Quickstart, website and ChatGPT plugin integration, token sharing for open-source clients, and client ID registration.
- [ChatGPT plugins and Apps SDK](https://developers.openai.com/plugins/llms.txt): Build plugins with MCP servers, tools, UI components, authentication, metadata, testing, deployment, review, and submission.
- [Workspace Agents API](https://developers.openai.com/workspace-agents/llms.txt): Authenticate API calls, trigger published workspace agent runs, and inspect run results.
- [Codex developer tools](https://developers.openai.com/codex/llms.txt): Codex CLI, IDE, cloud, config.toml, authentication, customization, automation, and security.
- [ChatGPT product documentation](https://learn.chatgpt.com/llms.txt): ChatGPT Work, administration, collaboration, and product guidance.
- [Agentic Commerce Protocol](https://developers.openai.com/commerce/llms.txt): Merchant onboarding, product feeds, checkout sessions, delegated payments, and production guidance.
- [OpenAI developer blog](https://developers.openai.com/blog/llms.txt): Engineering articles, product launches, technical deep dives, and developer announcements.
- [OpenAI Cookbook examples](https://developers.openai.com/cookbook/llms.txt): Practical code examples and patterns for APIs, agents, evals, multimodal applications, and integrations.
- [Learning resources](https://developers.openai.com/learn/llms.txt): Videos, guides, and conceptual learning material for OpenAI developers.
- [OpenAI developer showcase](https://developers.openai.com/showcase/llms.txt): Projects, demos, games, and applications built with OpenAI APIs and Codex.
## Common tasks
- [OpenAI API quickstart](https://developers.openai.com/api/docs/quickstart.md): Make your first API request with the OpenAI SDK and Responses API.
- [Sign in with ChatGPT quickstart](https://developers.openai.com/siwc/quickstart.md): Add ChatGPT sign-in to your application.
- [Plugin submission guide](https://developers.openai.com/plugins/deploy/submission.md): Prepare, review, submit, and publish a ChatGPT plugin.
- [Image generat
…Related sites
Other listed sites in Education. See the whole category →
| Domain | Title | Category | Country | Authority | llms.txt | llms-full.txt | Save |
|---|---|---|---|---|---|---|---|
| unesco.org | UNESCO | documentation Government and public services Science and research +1 | FR | 76 | ✓ | ✓ | |
| arduino.cc | Arduino homepage | transactional Consumer electronics Education | 72 | ✓ | ✓ | ||
| alura.com.br | Alura | documentation Education | BR | 71 | ✓ | ✓ | |
| coursera.org | Coursera | transactional Education | 70 | ✓ | |||
| laracasts.com | Laracasts System Context | documentation Developer tools Education | 69 | ✓ | |||
| classlink.com | ClassLink | Identity & Access Management for Education | documentation Cybersecurity Authentication and identity +1 | US | 68 | ✓ | ||
| instructure.com | Instructure | documentation Education | 68 | ✓ | |||
| italki.com | italki | transactional Education | US | 67 | ✓ | ✓ |
Machine-readable: GET /v1/resolve?q=openai.com · GET /v1/domain/openai.com · this page as Accept: application/json or text/markdown · MCP lookup_domain
Automatically discovered from public files. Inclusion does not imply endorsement or publisher participation.
Own or manage this website?
If you own or manage openai.com, you can update its listing and review file health, discovery activity and score history.
Manage this listing — optional
What verification unlocks
See how your site is discovered—and control what agents see.
- Control what agents see
Edit your listing description, tags, public contact details and additional llms.txt paths. Publish your terms for automated access, attribution and pricing.
- Make your profile eligible for search
A valid, listed, unblocked, verified profile can appear in our publisher sitemap and become eligible for search-engine visibility. Search engines decide what to index and rank.
- Appear in our llms-full.txt
Eligible verified publishers are listed by name, with their file links and summaries, in the service overview agents can read.
Free. No account registration, backlink or payment required. Public discovery remains available without verification.
Let your coding agent verify it
If your coding agent is authorized to manage this website, paste these instructions into it.
Claim my listing on Agent Web Map for openai.com:
1. POST https://agentwebmap.com/v1/sites/openai.com/claims and keep claim_id and claim_secret private.
2. Publish the proof: add the line "AgentWebMap ownership: <token>" (token from step 1) to https://openai.com/llms.txt, or use the DNS, meta-tag or well-known method the response describes.
3. POST https://agentwebmap.com/v1/sites/openai.com/verify with {"claim_id": "...", "claim_secret": "..."}.
4. Save the api_key from the answer; it manages the listing (PATCH https://agentwebmap.com/v1/sites/openai.com).
MCP equivalent: tools begin_ownership_claim, then verify_domain, at https://agentwebmap.com/mcp. Docs: https://agentwebmap.com/docs#verifyCorrections or removal requests: contact the directory.