Transformers, the tech behind LLMs | Deep Learning Chapter 5
A visual introduction to transformer structure, tokens and word embeddings by 3Blue1Brown.
Grant Sanderson’s 3Blue1Brown lesson gives a visual introduction to transformers, focusing on their overall structure and word embeddings. The accompanying official lesson follows tokens through the network toward a prediction of what comes next. Use it to explore the model’s foundations, then follow the creator’s later chapters for further detail.

