A sleek laptop screen displaying Python code with a GPT model diagram.

Hands-On: Scratch‑Built GPT Training Loop with Activation Recomputation in Pure Python

A minimal, pure‑Python GPT training loop with gradient checkpointing, perfect for showcasing systems‑level deep learning know‑how on a CV.

September 19, 2026 · 8 min · 1627 words · martinuke0
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