# I wrote a deep dive into how LLMs work under the hood - tokenization, embeddings, attention and generation - all explained with runnable JavaScript
Canonical: https://social-archive.org/gergan/12eJqKF2WR
Original URL: https://www.reddit.com/r/learnmachinelearning/comments/1tb3tyc/i_wrote_a_deep_dive_into_how_llms_work_under_the/
Author: nitayneeman
Platform: reddit
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