Course Overview

Based on Andrej Karpathy's "Deep Dive into LLMs like ChatGPT" (3h 31m)

The Three-Stage Pipeline

Modern LLMs are built through three distinct stages:

  1. Pre-Training: Learn language patterns from internet-scale data
  2. Post-Training (SFT): Learn helpful assistant behavior from conversations
  3. Reinforcement Learning: Discover novel reasoning through trial and error

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