OpenAI ships GPT-6.1 Terra, but Claude Sonnet 5.5 beats it on Terminal-Bench 4.0
imjustnewatai · x · 2026-10-27
OpenAI released GPT-6.1 Terra, but a Terminal-Bench 4.0 chart shows Claude Sonnet 5.5 outscoring both GPT-6.1 Terra and GPT-6 Astra at lower cost — Sonnet 5.5 hits 70% at the $10 cost tier vs 58% for GPT-6 Astra. GPT-5.6 Terra lags far behind at 21%.
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