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.

Codex is going mobile. The coding tool — which OpenAI launched approximately a year ago — has now been integrated into the ChatGPT app, allowing users to monitor and manage their development workflows ...

Yesterday, OpenAI rolled out Codex remote access in the ChatGPT app for iPhone and iPad, allowing mobile users to connect to remote instances of the full Codex app running on a Mac. While we could ...

OpenAI announced on Friday it’s launching a research preview of Codex, the company’s most capable AI coding agent yet. Codex is powered by codex-1, a version of the company’s o3 AI reasoning model ...