OpenAI Just Put Codex Inside Claude Code… Here’s Why That Changes Everything

🤖 Transform your business with AI: https://salesdone.ai 📚 We help entrepreneurs & industry experts build & scale their AI Agency: https://www.skool.com/theaiaccelerator/about 🤚 Join the best community for AI entrepreneurs and connect with 16,000+ members: - https://www.skool.com/systems-to-scale-9517/about Sign up to our weekly AI newsletter - https://ai-core.beehiiv.com/ 🙋 Connect With Me! Instagram - / nicholas.puru X - https://x.com/NicholasPuru LinkedIn - https://www.linkedin.com/in/nicholas-puruczky-113818198/ 0:00 - OpenAI built a plugin for Claude Code 0:28 - Why this matters 1:22 - The 3 key commands: review, adversarial, rescue 3:07 - The review gate (powerful but dangerous) 3:43 - Why one model reviewing its own code fails 5:49 - Benchmark comparison: Opus vs GPT 5.4 7:19 - Practical differences between the two 8:00 - Live test: Codex found 2 issues, Opus found 10 11:07 - Why using both is the point 11:45 - How to install the plugin 13:14 - Real downsides & limitations 15:25 - The bigger picture: multi-model workflows