A token-wise likelihood visualizer for GPT-2. Linus Lee built a superb visualization to help demonstrate how Large Language Models work, in the form of a video essay where each word is coloured to show how “surprising” it is to the model. It’s worth carefully reading the text in the video as each term is highlighted to get the full effect.
Recent articles
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- LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025