Using OpenAI Codex CLI with GPT-5-Codex

In this tutorial, Eason Goodale and Romain Huet show you how to build a multiplayer game with Codex — without writing a single line of code! Timestamps: 00:00 Intro 00:50 Planning the multiplayer implementation 1:38 Using CLI commands 2:55 Implementing the plan 3:31 Deploy the game 4:20 Playing the game To learn more and get started: