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 now available via the ChatGPT apps on Android and iOS. The mobile apps support remote access to active Codex sessions, including code reviews, approvals, model switching, and task management.
OpenAI has brought its Codex coding agent to the ChatGPT mobile app, providing iPhone and Android users with remote access to Codex sessions running on a Mac. "Codex is now in the ChatGPT mobile app ...
Google’s new Android Bench ranks the top AI models for Android coding, with Gemini 3.1 Pro Preview leading Claude Opus 4.6 ...