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abstract indexed · arXiv 2610.10447 · updated 2026-10-18

A Good Self-Teacher Meets the Student Where They Are: Joint On-Policy Learning and Teaching

First page of A Good Self-Teacher Meets the Student Where They Are: Joint On-Policy Learning and Teaching
From the original paper · arXiv 2610.10447Page 1. Select the image to read the PDF.

JOLT replaces the separate stronger teacher model in on-policy distillation with a single jointly trained policy acting as a privileged, KL-regularized teacher of its own unprivileged student. It costs additional training complexity and compute over standard outcome-reward RL, since two roles of the same policy must be trained and token-level KL supervision computed on the student's own generations. It can fail if the privileged teacher exploits shortcuts unavailable to the student, in which case denser supervision can degrade student performance, and its benefits at small model scales under a single 24 GB GPU are unverified.

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Why it was shortlisted

The technical change, research area, and reason it entered the archive.

recommendation
test
research area
distillation
technical change
Joint on-policy self-distillation with KL-regularized privileged teacher
published
2026-10-07

The method targets exactly the infrastructure-constrained setting by removing the separate teacher, but its RL training loop requires non-trivial implementation effort and workload-specific validation before production adoption.

About the technical core

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Claims and evidence

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  1. claim 01Paperraft inference
    Read the brief interpretation

    JOLT replaces the separate stronger teacher model in on-policy distillation with a single jointly trained policy acting as a privileged, KL-regularized teacher of its own unprivileged student. It costs additional training complexity and compute over standard outcome-reward RL, since two roles of the same policy must be trained and token-level KL supervision computed on the student's own generations. It can fail if the privileged teacher exploits shortcuts unavailable to the student, in which case denser supervision can degrade student performance, and its benefits at small model scales under a single 24 GB GPU are unverified.

    This is a Paperraft inference. It is not pinned to a verified PDF passage.

    Inspect the source
  2. claim 02Paperraft inference

    The paper states that JOLT improves training efficiency and performance across mathematical reasoning, coding, tool use, and terminal use, with further gains from student rewards, but the abstract provides no quantified figure.

    This is a Paperraft inference. It is not pinned to a verified PDF passage.

    Inspect the source

Exposure map

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quality

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compute and memory

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latency

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operations

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software compatibility

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security

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data and training

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reproducibility

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Inside the paper

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arXiv 2610.10447

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