Codex is moving fast
OpenAI Developers @OpenAIDevs
Saturday, February 14, 2026
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And we’re not slowing down. Catch up on what we just shipped for Codex developers.
We introduced the Codex app, a command center for working with multiple agents at once:
You asked, we listened. The Codex app is coming to Windows 😉
Meet GPT-5.3-Codex, the first model that was also instrumental in creating itself. It runs 25% faster:
Codex shows up where you already build:
And with that, we hope you enjoy your weekend shipping with Codex:
We are just getting started. Follow @OpenAIDevs on X to stay up to date.