According to @AnthropicAI, the team analyzed the internals of three open-weights AI models to map their persona space and identified an Assistant Axis, a neural activity pattern that drives assistant-like behavior. Source: @AnthropicAI. According to @AnthropicAI, the announcement includes a link for further details and was published on January 19, 2026. Source: @AnthropicAI. According to @AnthropicAI, the update does not mention any cryptocurrencies or tokens, indicating no direct on-chain or token exposure in this announcement. Source: @AnthropicAI.