Codex
OpenAI's native macOS app for managing AI coding agents
Overview
Codex is OpenAI's native macOS application for orchestrating multiple AI coding agents. Run agents in separate threads organized by projects, switch tasks seamlessly without losing context, and review agent changes directly in the thread with commenting capabilities. Features built-in worktrees support allowing multiple agents to work on the same repository simultaneously, each operating on an isolated code copy to prevent conflicts. Automate workflows with scheduled instructions and skills, with results landing in a review queue. Picks up session history from Codex CLI and IDE extensions for seamless integration.
Pricing: Included with ChatGPT Plus ($20/mo) or Pro ($200/mo)
Architecture: Apple Silicon, Intel
Key Features
- Run multiple AI coding agents in parallel threads
- Project-based organization for seamless task switching
- Built-in worktrees for isolated agent workspaces
- Review and comment on agent changes directly in-app
- Open diffs in your editor for manual modifications
- Checkout changes locally or let agents continue
- Scheduled automations with custom instructions and skills
- Review queue for automation results
- Syncs with Codex CLI and IDE extension sessions
- Model selection including GPT-5.2-Codex
