← LibraryField Notes
Claude Code

Claude Code + Codex Plugin Setup Guide

Wire the Codex plugin into Claude Code so you can run both engines from one workflow.

Published March 2026

Look inside

Two rival AIs, one codebase. Claude Code writes it. Codex pressure-tests it. The official OpenAI plugin lets you invoke Codex directly from your terminal session. Instead of one AI reviewing your code, you get two with different training data, different blind spots, and different perspectives.

$19Checkout opening sooninstant download

Or get the whole library

This is one of 113 guides in the Vault. Get every guide plus every future one with lifetime access for $297, less than buying 16 on their own.

Get the Vault →

More in Claude Code