OpenAI Codex Crash Course – Build & Deploy Apps with Autonomous AI
freeCodeCamp — Sep 10, 2026 — tutorial
Why watch
A comprehensive crash course on OpenAI Codex covering setup, interface navigation, and key features like Plan and Go modes. The tutorial walks through building a voice-controlled Flappy Bird game, integrating with third-party services (Supabase, Notion, Gmail), managing GitHub pull requests, and deploying web apps. Viewers learn how to leverage Codex's autonomous AI capabilities for end-to-end application development from coding to deployment.