Archive

Essays

Long-form notes on model behavior after pretraining, from evaluation and alignment to product systems.

  • distillation
  • post-training
  • alignment
  • evals

On-Policy Distillation

A careful introduction to on-policy distillation as on-policy student rollouts with dense teacher supervision.

  • meta
  • post-training
  • ai

Welcome to Posttraining

Why this site exists and what kinds of AI systems writing will live here.