Post by OpenAI on X
OpenAI@OpenAI
XGPT-6 Astra is state-of-the-art on FrontierMath Tier 4, ARC-AGI 3, and TerminalBench-4.0.
GPT‑6 Astra is also a major advance for scientific discovery, with state-of-the-art performance on Terminal-Bench Science 0.1 and HealthBench Pro.

6.5K likes131 repliesPosted Sep 3, 2026