The World's Smallest Transformer

Why it surfaced

The entire training set and all sixteen model numbers are exposed on the page, turning a usually opaque AI system into a small inspectable experiment. Readers can move the word coordinates, adjust the temperature, ask what comes next, generate twelve words, or teach the model that people have off days.

An editable, browser-based transformer trained on just two sentences: “Mary greeted Bob” and “Bob ignored Mary.”