AI & I OpenAI's Codex: This Model Is So Fast It Changes How You Code
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Feb 18, 2026 
Thibault Sottiaux, head of Codex at OpenAI, leads product and research; Andrew Ambrosino builds Codex app features and automations. They discuss Codex’s rapid growth, a new ultra-fast model and desktop app, why a GUI beats terminals for visibility and multimodal workflows, and how speed, infra, and automations reshape coding and make code review the next bottleneck.
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Super Bowl Sparked Massive Interest
- OpenAI ran a Super Bowl ad for Codex and saw a massive surge in app downloads and traffic immediately after it aired.
- The team used the ad to inspire builders and show Codex as an inviting, powerful experience for many users.
A New GUI Class For Programming
- The Codex app is a different GUI class from an IDE and can act as a daily command center for agents.
- GUIs enable persistent panes, voice, images, and dynamic affordances that TUIs/IDEs struggle to provide.
Ship What Your Team Uses
- Build product experiences you and your team love and use internally before shipping externally.
- Use that internal adoption as a signal that your app is ready for wider release.