How to Use OpenAI Codex (Step-by-Step Tutorial)

Learn how to use OpenAI Codex step by step. In this beginner-friendly tutorial, I’ll show you how to use Codex to turn an idea into a working project, even if you don’t know how to code. We’ll build a complete Cookie Shop Tycoon game from scratch using the Codex desktop experience. You’ll learn how to create projects, make changes with natural language, preview and test your work, use Git to track changes, run multiple AI agents in parallel, create reusable Skills, connect GitHub, and hand off tasks to Codex Cloud. By the end, you’ll understand the complete Codex workflow and how you can use