# Introducing Codex | OpenAI

<https://openai.com/index/introducing-codex/>

- Host: [openai.com](https://links.thingelstad.xyz/hosts/openai.com/)
- Saved: May 22, 2025 (2025-05-23T02:51:12Z)
- Record: https://links.thingelstad.xyz/links/4c0a7ff7eb7d/
- JSON: https://links.thingelstad.xyz/links/4c0a7ff7eb7d.json

## What Jamie wrote

OpenAI with a significantly improved offering for software development. See [Simon Willison's Codex writeup](https://simonwillison.net/2025/May/16/openai-codex/) as well.

## Facts

- Kind: [Page](https://links.thingelstad.xyz/kinds/page/)

## Appears in

- [WT320: Weekly Thing 320 / Octopus, Agentic, Voyager](https://weekly.thingelstad.com/archive/320/), Briefly

## Same host

- [Introducing 4o Image Generation | OpenAI](https://links.thingelstad.xyz/links/c11eefd1ffbf/) (openai.com, March 27, 2025)
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- [Introducing ChatGPT agent: bridging research and action | OpenAI](https://links.thingelstad.xyz/links/c9607fb2bba7/) (openai.com, July 17, 2025)
- [Open weights and AI for all | OpenAI](https://links.thingelstad.xyz/links/cfdfdbf66cdb/) (openai.com, August 6, 2025)
- [Providing ChatGPT to the entire U.S. federal workforce | OpenAI](https://links.thingelstad.xyz/links/0cabf1c89c5a/) (openai.com, August 6, 2025)

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## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/https://openai.com/index/introducing-codex/