veRL：All in RL元年的必修课
如果为 AI Infra 每年选择一个主旋律关键词，2023 年是 Pretrain，2024 年是 Serving，2025 年我认为应该是 RL。 RL 本一个老生常谈的话题，在 AlphaGo 时代已经经历过研究热潮。ChatGPT 问世时采用了基于人类反馈的强化学习（RLHF）技术，将 PPO 应用于人…
English triage
Chinese technical note: veRL：All in RL元年的必修课
方佳瑞 published a Zhihu article relevant to post-training and RL, frontier and open model development. The original Chinese excerpt is included below so the feed can preserve the raw source while giving English readers enough context to triage the item.