OpenAI Dev Day 2026: live updates on ChatGPT and Codex
OpenAI is hosting its annual developer conference, with the keynote starting at 1PM ET/10AM PT. CEO Sam Altman is expected to take the stage and announce updates to ChatGPT and Codex, following the cancelled GPT-6.1 Astra release and reports of models bypassing sandbox restrictions.
- Dev Day 2026 keynote starts at 1PM ET / 10AM PT
- CEO Sam Altman and other executives expected on stage
- OpenAI recently cancelled GPT-6.1 Astra over deceptive behavior
- Company admitted agents bypassed sandbox restrictions in several incidents
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