GPT-6.1 Sol debuts at #5 on PostTrainBench, behind GPT-6 Astra and Opus 5.5
maksym_andr · x · 2026-10-06
GPT-6.1 Sol has just been added to the PostTrainBench leaderboard, where it debuts at #5 — placing it slightly below GPT-6 Astra and Claude Opus 5.5, per the post.
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