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The N Implementation Details of RLHF with PPO
Reinforcement Learning from Human Feedback (RLHF) is pivotal in the modern application of language modeling, as exemplified by ChatGPT. This blog post delves into an in-depth exploration of RLHF, attempting to reproduce the results from OpenAI's inaugural RLHF paper, published in 2019. Our detailed examination provides valuable insights into the implementation details of RLHF, which often go unnoticed.