Diagram of a small GPT training loop with mixed precision and gradient accumulation.

Building nanoGPT From Scratch: A Portfolio-Worthy Deep Learning Project

Ship a portfolio-grade nanoGPT implementation in pure PyTorch: a tight training loop with AMP, gradient accumulation, cosine LR scheduling, and weight tying — the exact patterns production teams use.

September 7, 2026 · 15 min · 3014 words · martinuke0
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