BLAST RADIUS

Frontier Line and access · releases

OpenAI releases GPT-6 Astra frontier model

Sep 3, 2026, first seen via Simon Willison. Covered by 18 outlets.

OpenAI is rolling out GPT-6 Astra with broad ChatGPT and API availability, reporting strong security, long-context, and ARC-AGI 3 benchmark results at pricing matching Claude Fable models.

Read the original at simonwillison.netOpens the publisher's site in a new tab

Also covering this

More in Frontier Line and access