OpenAI's Codex app is now on mobile via ChatGPT for iOS and Android. Here's what it does, how to set it up, how it compares to Claude Code mobile.

OpenAI Codex uses AI to help you understand and write code better. You can set up Codex Command-Line (CLI) to make the coding process a lot simpler and efficient. To ...

OpenAI launches a Mac-only Codex app as an agent command center. Sandbox controls limit folder writes and network access for safer use. Switching between IDE, terminal, and app keeps context across ...

OpenAI has announced new updates to its Codex and its Agent API, enhancing accessibility, functionality, and safety for developers. These updates include expanded access to Codex, new internet-enabled ...

OpenAI has introduced GPT-5 Codex, a version of GPT-5 that is fine-tuned for coding agent workflows and built to better support developers working across varied environments. Rather than just ...

Learn how to build applications and internal tools using Codex without prior coding experience. This guide covers setup, ...

OpenAI told employees on Friday that co-founder and president Greg Brockman will permanently lead all product strategy, merging ChatGPT, Codex, and the developer API into one organization — a ...