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Courses
Short lessons that explain how AI works, from the basics up. Watch a video, read the notes, try a quick quiz, and see how much you have learned.
SHORT LESSONS · QUICK QUIZZES · YOUR OWN NOTES
All courses
Each course explains the big ideas behind AI in plain words, so you understand how it works, not just how to use it.
Flagship course · Reasoning models · intermediate
Take a small open model that gets maths word problems wrong and teach it to reason step by step with reinforcement learning, the method behind DeepSeek-R1. On a free GPU, explained from the ground up.

AIML learning path · foundation
Understand how large language models work by building the pieces yourself: backpropagation, n-gram and neural language models, embeddings, a BPE tokenizer, attention and a small GPT, with guided notes, timestamped lesson outlines and checks for every lesson.
Video series
What actually happens when a language model answers you: the forward pass, the KV cache, memory bandwidth, batching, quantization and the tricks that make serving fast.
4 OF 9 PARTS OUT
Watch the seriesLatest: Part 4, How LLM Batching Works