AISimon Willison42 minutes ago
Introducing GPT-6 Astra for developers
1 min read
OpenAI introduced GPT-6 Astra for developers. Astra shows more attention to detail, better prompt understanding, and builds more sophisticated outputs, excelling at 3D models like gardens, shipyards, and Dyson spheres. Simon Willison posted the announcement on 5th September 2026.
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