I Built a Mini-GPT From Scratch to Actually Understand Transformers (Not Just Copy Code)

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**# Full Post Content (Markdown, ready to paste into DEV. to editor) A few weeks ago, I asked an AI assistant to build me a poetry-generation model using a Transformer architecture. The result is a small, fully working GPT-style model, and a step-by-step video series (in Arabic, with English code) documenting the entire build. wei = q @ k. transpose(-2, -1) * C**-0. 5 Nothing fancy — no external attention libraries, no shortcuts. Why rebuild something that already works?

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