zouaynib/the-moment-beam-knew

The Moment Beam Knew When does a reasoning model actually know the answer? We took 21 of Reflection's Beam-1.0-501B-A23B reasoning traces on AIME 2026 and GPQA-Diamond, cut each one at 24 points, and at every cut asked the full model two things: Stop and answer (16 samples): close the reasoning right there and force a final answer. If most are right, Beam already knows. Keep thinking (8 samples): continue Beam's own thought from that exact word to a final answer. If most end… See the full description on the dataset page: https://huggingface.co/datasets/zouaynib/the-moment-beam-knew.

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