LLMs from Scratch – Practical Engineering from Base Model to PPO RLHF

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September 23, 2025
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freeCodeCamp.org
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LLMs from Scratch – Practical Engineering from Base Model to PPO RLHF

Transcript

Learn to build a complete large language model from scratch using only pure PyTorch. This course takes you through the entire life cycle from foundational concepts to advanced alignment techniques. You'll begin by implementing the core transformer architecture and training a tiny language model. From there you will modernize and scale the model wit... Read More

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