codex.md Codex Docs, 2026-02-19 20:37 UTC → 2026-04-24 18:20 UTC

1# Codex1# Codex

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3One agent for everywhere you code3![Codex app showing a project sidebar, thread list, and review pane](/images/codex/app/codex-app-basic-light.webp)

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5![Codex app showing a project sidebar, thread list, and review pane](/images/codex/app/codex-app-basic-light.webp) ![Codex app showing a project sidebar, thread list, and review pane](/images/codex/app/codex-app-basic-dark.webp)

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7![Codex app showing a project sidebar, thread list, and review pane](/images/codex/app/codex-app-basic-light.webp) ![Codex app showing a project sidebar, thread list, and review pane](/images/codex/app/codex-app-basic-dark.webp)

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9Codex is OpenAI's coding agent for software development. ChatGPT Plus, Pro, Business, Edu, and Enterprise plans include Codex. It can help you:5Codex is OpenAI's coding agent for software development. ChatGPT Plus, Pro, Business, Edu, and Enterprise plans include Codex. It can help you:

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21Download and start building with Codex.17Download and start building with Codex.

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23 Get started](https://developers.openai.com/codex/quickstart) [### Explore19 Get started](https://developers.openai.com/codex/quickstart) [### Explore use cases

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21Get inspiration on what you can build with Codex.

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23 Learn more](https://developers.openai.com/codex/use-cases) [### Community

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25Get inspirations on what you can build with Codex.25Read community posts, explore meetups, and connect with Codex builders.

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27 Learn more](https://developers.openai.com/codex/explore) [### Community27 See community](/community) [### Codex for Open Source

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29Join the OpenAI Discord to ask questions, share workflows and connect with others.29Apply or nominate maintainers for API credits, ChatGPT Pro with Codex, and selective Codex Security access.

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31 Join the Discord](https://discord.gg/openai)31 Learn more](https://developers.openai.com/community/codex-for-oss)