OpenAI founder Altman: It's great to see how popular the GPT-5.3-Codex version is. We haven't felt this excited about any model since the initial release of GPT-4.

2026-02-07

OpenAI founder Altman: It's great to see how popular the GPT-5.3-Codex version is. We haven't felt this excited about any model since the initial release of GPT-4.