From VPG to GRPO: A Complete Guide to RL for LLMs

Cameron R. Wolfe published a comprehensive guide tracing the evolution of reinforcement learning algorithms for LLMs, from VPG and REINFORCE through PPO to GRPO and its variants, built from first principles.

2026-09-25 ~ 2026-09-25 · 2 related posts

• From VPG to GRPO: the clean evolution of RL algorithms behind LLM training — cwolferesearch · 2026-09-25
• Cameron Wolfe publishes complete guide tracing RL for LLMs from VPG to GRPO variants — cwolferesearch · 2026-09-25