Reading neurons directly via J-lens: persona neurons ranked, repo coming soon

burny_tech · x · 2026-10-29

Developer @a9lim shows that J-lens (the Jacobian lens) can directly read persona-related neurons: in screenshots, pirate and horse neurons rank their persona words (e.g. 'pirate', 'horse') first across logit-lens, J, and R views. A full open-source repo is coming soon with @treetowntree.

Related event: J-lens Enables Direct Reading of Personality Neurons in Models(2 posts)→

Original post →

More from Research

Research channel →