GPT-6 Astra Opens for Limited Free Testing on LMArena

LMArena announced that OpenAI's GPT-6 Astra (Medium) is available for free direct testing via Direct Mode, with the limited window open until September 10, 8 AM Pacific Time.

2026-09-09 ~ 2026-09-09 · 2 related posts

• OpenAI's GPT-6 Astra (Medium) opens for limited 24-hour testing on Arena — arena · 2026-09-09

1 near-duplicate retellings: arena