AI by Hand
sans_souse
257 points
20 comments
August 14, 2026
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Discussion Highlights (10 comments)
zhainya
I'm not sure what this is. Click past the subscribe page to get a bunch of links to descriptions of articles I could read if I was a subscriber?
rustyminnow
https://www.byhand.ai/p/library > AI by Hand is the research publication of By Hand Research, founded by Prof. Tom Yeh. By Hand Research studies model interpretability and explainability at the math and algorithm level. Subscribers receive free new articles and join live seminars. Members get access to our full research library.
megadragon9
i created something similar a while back. Inspired by micrograd for showing the connection between math/calculus and code, then building along the way to a full NumPy deep learning library that I pretrained GPT-2 124M model with it. One way to learn is to trace through the PRs merged to the repo in chronological order. The philosophy is the same: "What I cannot create, I do not understand." https://github.com/workofart/ml-by-hand
Damjanski
this is sick!
copperx
My professor used this "by hand" technique when teaching quantum computation algorithms, so I have a soft spot for it.
iamnotarobotman
This is also recommended reading if you want to learn more about building LLMs from scratch: See: Train your own LLM - https://github.com/angelos-p/llm-from-scratch HN Discussion - https://news.ycombinator.com/item?id=48017948
ThunderousVoid
I’d say bad UX design. It may or may not be something good behind the door. But why do I enter?
slowin
I found Deep Learning by No Starch Press to be an excellent primer the foundation of AI: https://nostarch.com/deep-learning-visual-approach
AdieuToLogic
See also: Foundations of Large Language Models[0] 0 - https://arxiv.org/pdf/2501.09223v2
vivzkestrel
- half the posts are locked - other half have no visualizations whatsoever - i have posted far better resources than this in the past collecting everything HN has over a 10 yr period on these subjects https://news.ycombinator.com/item?id=49183198