Verify Before You Distill: Prompt-Level Teacher Gating for On-Policy Distillation
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arXiv:2609.02998v1 Announce Type: new Abstract: On-policy distillation (OPD) accelerates post-training by providing dense token-level supervision from a frozen teacher on the student's own rollouts. Vanilla OPD applies this supervision uniformly across prompts, without checking whether the teacher…
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- 2026-09-04 04:00 · arXiv cs.LG
Verify Before You Distill: Prompt-Level Teacher Gating for On-Policy Distillation