The new coding model released Thursday afternoon, entitled GPT-5.3-Codex, builds on OpenAI’s GPT-5.2-Codex model and combines insights from the AI company’s GPT-5.2 model, which excels on non-coding ...

Vibe coding is fast, useful, and here to stay. The freedom it brings must be matched with awareness that security is necessary and cannot be assumed.

The new model is build to accelerate the capabilities of Codex, the agentic coding tool OpenAI launched earlier this week.

OpenAI has a published Preparedness Framework, which it uses for measuring and protecting against severe harm from frontier AI capabilities. In the blog post announcing GPT-5.3-Codex, the company says ...

These conversations build on the themes explored in the festival’s films, or engage with creative, social or political ...

Dan tested Codex 5.3 on Proof, a macOS markdown editor that he's been vibe coding that tracks the origin of every piece of text—whether it was written by a human or generated by AI—and lets users ...