SENSUS Bench v1.0

Can a model read a learner's reasoning?

When a learner makes a mistake with fractions or decimals, the reasoning they write down usually shows why. SENSUS tests whether a model can use that evidence, and our open data teaches it.

Result · SENSUS Bench v1.0A 27B open model trained on our data leads SENSUS Bench
  1. Qwen3.8-27B + Lorm data0.838
  2. GPT-6 Sol0.525
  3. Opus 5.5*0.461
  4. Same base, untuned0.290
2.9× its untuned base. Mean checklist score on 76 evaluation cases excluded from training, two model graders. *Alternate first grader.Full leaderboard →
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