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News/Verify Before You Distill: Prompt-Level Teacher Gating for On-Policy Distillation
arxiv
PublishedSeptember 4, 2026 at 4:00 AM
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Verify Before You Distill: Prompt-Level Teacher Gating for On-Policy Distillation

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arXiv:2609.02998v1 Announce Type: cross 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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