Alex Xi's Notes

Tag: post-training

9 items with this tag.

  • Jul 06, 2026

    tweet-xai-post-training-rl

    • xai
    • grok
    • reinforcement-learning
    • post-training
    • reward-models
  • Jul 06, 2026

    understanding-sft-wolfe

    • sft
    • fine-tuning
    • tutorial
    • post-training
  • Jul 06, 2026

    tweet-dr-grpo-interview

    • grpo
    • reinforcement-learning
    • dr-grpo
    • interview
    • post-training
  • Jul 06, 2026

    tweet-pretraining-vs-posttraining

    • pretraining
    • post-training
    • verifiability
    • research-culture
  • Jul 06, 2026

    polaris-post-training-recipe

    • post-training
    • reinforcement-learning
    • reasoning
    • recipe
  • Jul 06, 2026

    post-training-101

    • post-training
    • sft
    • rlhf
    • alignment
    • tutorial
  • Jul 06, 2026

    rl-is-new-fine-tuning

    • reinforcement-learning
    • fine-tuning
    • post-training
    • china
  • Jul 06, 2026

    fine-tuning-as-service

    • fine-tuning
    • infrastructure
    • synthetic-data
    • managed-platforms
    • post-training
  • Jul 06, 2026

    grpo-tricks-for-rl

    • grpo
    • reinforcement-learning
    • training
    • post-training