From GPT-2 to Llama: four changes and the reason for each
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Originally published at cchinchilla.dev . Part 7 of From code to weights, a 12-part series on ML fundamentals for engineers. Part 6 ended on GPT-2's five decisions and the loop that serves it. Open a model from this decade and the block is still Part 5's: two stages, each reading a normalised copy…
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- 2026-10-15 13:00 · DEV Community — Machine Learning
From GPT-2 to Llama: four changes and the reason for each