GPT-6 Astra is out. We've been testing the model in early preview on our enterprise complex work eval at Box. It is now the best model we've ever tested on our expanded and hardest test set. Overall, GPT-6 Astra offers a breakthrough level of capability in coding, analytics,

OpenAI

@openai · Twitter · 2026-09-03 19:32 UTC

This is GPT-6 Astra. Anything you can do on a computer, Astra can do for you. Fast.