No public release yet
OpenCodex is still in development, so there is no installer here yet. Downloads will appear on this page when it is released.

Platforms

macOS

The first release is for Macs with Apple silicon.

Windows and Linux

Later.

iPhone

A native iOS app is in development and not on the App Store yet.

What you can do now

Follow the changelog

Every release lists its new features, improvements and fixes in the changelog. You can also subscribe by RSS.
Read the changelog

Before you start

Each agent needs its own account, for example an Anthropic account for Claude Code or an OpenAI account for Codex.