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How LLMs Actually Work (for Engineers)

This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.

⚡ TL;DR: Skip the math and build a working mental model of an LLM: it predicts the next token over a context window. Master the three knobs you control ( temperature , top-p, max tokens) and you can predict behavior and cost instead of guessing. Contents You don't need the math, you need a model th…

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  1. 2026-09-07 16:13 · DEV Community — Machine Learning
    How LLMs Actually Work (for Engineers)

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