OpenAI Codex TUTORIAL // New & Improved!

See how to install, set up, and actually use OpenAI Codex step-by-step — plus how it stacks up against Claude Code, Cursor, and other AI coding tools.

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STUFF MENTIONED IN THIS VIDEO:
👉 https://chatgpt.com/codex
👉 LINKS & RESOURCES: https://bulletfinity.com/b/openai-cod...

Free 5-day vibe coding course for BEGINNERS: https://codeplaybook.com/mini-course

My paid program: https://codeplaybook.com/

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🐿️ https://petemcpherson.com/

JUMP LINKS
0:00 Intro
0:03 What is Codex?
0:28 How Codex works
1:25 Installing and setting up Codex
3:41 Creating an agents.md file
6:44 Using Codex: prompts, files, and permissions
10:14 Connecting Codex with GitHub
12:38 Custom slash commands
13:15 MCP servers
17:11 Codex on mobile
21:36 Codex vs Cursor, Windsurf, and Claude Code
23:35 Final thoughts and recommendations

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MY TECH STACK & TOOLS
🔨 SvelteKit
🔨 Firebase
🔨 Stripe
🔨 Resend (transactional emails)
🔨 Zapier (automation & webhooks)
🔨 Cursor (text editor w/ AI)
🔨 Claude Code

MY BUILDS
🔥 https://bulletfinity.com/
🔥 https://listgadget.com/
🔥 https://topicalmap.ai/
🔥 https://afftracker.co/
🔥 https://promptimizer.com/