GPT-6 Astra jumps 42.2pp to top Terminal-Bench-Science at 64.6%

BenBlaiszik · x · 2026-09-04

Just one week after launch, Terminal-Bench-Science 0.1 became the #1 featured benchmark in OpenAI's GPT-6 Astra release: GPT-5.6 Sol scored 22.4% while GPT-6 Astra hit 64.6%—a +42.2pp jump, on top of Claude Fable 5.1 numbers from two days earlier. The team is calling on scientists to contribute tougher challenges for Terminal-Bench-Science 0.2, deadline October 5.

Related event: GPT-6 Astra Sets New Records on ECI and Terminal-Bench-Science(6 posts)→

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