Practical advice for real work

Tips for using Codex

Short, practical tips to help you get better results with Codex.

General use

Everyday ways to work with Codex

Ramble into voice-to-text
Talk through your idea and let the agent turn it into a plan.
Give it challenging work
Hand it something ambitious with a clear outcome.
Ask it to review its own work
Give the agent a separate pass to find and fix what it missed.
Use subagents for huge tasks
Split a large job into independent pieces with clear owners.
Skip the high reasoning levels
Start with a lower reasoning level for everyday work.
Customize your AGENTS.md
Write down the instructions you keep repeating.

Making sites and apps

Turn ideas into real things

Desktop app

Get more out of the Codex desktop app