Install our extension to search inside any video instantly.

Anthropic's New J-Space: Debunked?

Added:
109 views10likes37:55code4AIOriginal Release: 2026-07-21

J-Space is not a special physical module or 'consciousness space' in transformers, but rather a mathematical construct—a union of sparse non-negative cones formed from token-specific directions in the residual stream. The Jacobian Lens, which identifies these directions, is an output-oriented linear interpretability method that maps intermediate activations to their effects on verbal output. While this reveals how certain activation directions causally influence later computations and can be semantically manipulated, it does not demonstrate consciousness or a 'global workspace' in the human sense. The findings represent a partial alignment between the model's output semantics and internal computational variables, which is a non-trivial but expected result given how transformers are designed.