Models
Build a Large Language Model from Scratch: The Complete Engineering Playbook
An extremely detailed, stage-by-stage guide to implementing a GPT-style LLM—data preparation, attention, architecture, pretraining, classification fine-tuning, and instruction fine-tuning—with failure modes, evaluation, and production caveats.
AI Playbook2026-07-2820 min readadvanced
Executive takeaway
An extremely detailed, stage-by-stage guide to implementing a GPT-style LLM—data preparation, attention, architecture, pretraining, classification fine-tuning, and instruction fine-tuning—with failure modes, evaluation, and production caveats.
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