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 ...

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 ...

Want local vibe coding? This AI stack replaces Claude Code and Codex - and it's free ...

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OpenAI’s Codex App Server aims to tackle fragmentation by centralising agent logic to streamline integration across developer ...