According to @AnthropicAI, Anthropic has endorsed California State Senator Scott Wiener’s SB 53, describing it as a transparency-based framework to govern powerful frontier AI systems rather than technical micromanagement. Source: Anthropic (X, Sep 8, 2025). For trading desks tracking AI policy risk and AI-related themes, the announcement is a primary-source regulatory headline from a frontier AI developer; the post does not reference cryptocurrencies, tokens, or direct market impacts, and includes no implementation timelines or compliance details. Source: Anthropic (X, Sep 8, 2025).