The secret sauce of recent AI breakthroughs: Post-training with RLVR (and RLHF) | Lex Fridman
Proximal Policy Optimization (PPO) for LLMs Explained Intuitively
Reinforcement Learning from Human Feedback: From Zero to chatGPT
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Last Updated: September 24, 2026
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Want to play with the technology yourself? Explore our interactive demo → ibm.biz/BdKSby Learn more about the ... Generative Large Language Models, ChatGPT and DeepSeek, are trained on massive text based datasets, the entire ... Understanding Reinforcement Learning with Human Feedback ( Learn how Reinforcement Learning from Human Feedback ( We talk about reinforcement learning through human feedback. ChatGPT among other applications makes use of this. ABOUT ME ... Have you ever wondered why ChatGPT, Claude, and other advanced AI models feel so much more "human" and helpful than the ... Your engineers use Claude but sales, ops and finance don't? I fix that for 50 to 200-person software companies: ... Don't the Sound Effect?:* youtu.be/6xEXyJAbYns *LLM Training Playlist:* ... Full episode: youtube.com/watch?v=lXUZvyajciY Me on twitter: x.com/dwarkesh_sp Andrej Karpathy helped ... Artificial Intelligence (AI) has made a huge impact across several industries, such as consulting, banking, healthcare, ... Lex Fridman Podcast full episode: youtube.com/watch?v=EV7WhVT270Q Thank you for listening ❤ our ... In this video, I break down Proximal Policy Optimization (PPO) from first principles, without assuming prior knowledge of ... In this talk, we will cover the basics of Reinforcement Learning from Human Feedback (