One prompt. A fleet of Claude Code sessions ships it.

Explainers

See Loom in motion.

A one-line brief becomes a shipped result. Watch the films, then go deeper into how the models inside actually think.

The films

One prompt.
Three ways to feel it.

The flagship cut — one impossible-sounding brief, handed over and shipped overnight.

Go deeper

How LLMs Think.

Open up a real language model and watch it think, one layer at a time. An interactive, illustrated course on what is actually happening inside the models Loom runs — built on a real model, traced end to end.

Interactive Illustrated Free to read
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How LLMs Think - an illustrated course