Whiteboard Analogy Explains What J-Space Is

signulll · x · 2026-07-07

A factory analogy explains 'J-space' from Anthropic's research: a factory with thousands of workers, each doing their own job (spelling, grammar, remembering 'Paris is in France') but not communicating; only a single whiteboard in the center that can hold a few words at a time, any worker can write, all can read — that whiteboard is J-space.

This is an intuitive explanation of Claude's shared representation/working memory space, helping understand the core concept of Anthropic's latest interpretability research.

Related event: Anthropic Discovers Global Workspace Inside Claude(102 posts)→

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