“美国已经基本退出，都是中国的”

Core Viewpoint - Meta is considering a significant shift in its AI strategy by potentially moving from open-source AI models to closed-source models, which could mark a departure from its long-standing commitment to open-source development [1][5][6] Group 1: Strategic Shift - Meta's newly established "Super Intelligence Lab" (MSL) is contemplating abandoning its powerful open-source AI model, Behemoth, in favor of developing a closed-source model [1][5] - This potential shift is seen as a major strategic change for Meta, which has historically believed that open-source technology fosters faster AI development and broader access for developers [5][6] - The decision is reportedly influenced by the underperformance of the Behemoth model during internal testing, leading to delays in its release [5][6] Group 2: Leadership and Talent Acquisition - Meta has appointed Alexandr Wang, the new AI head, who previously led Scale AI, to oversee the Super Intelligence Lab, which consists of a specialized team of about 12 members [6][7] - The company has adopted a "high-paying talent acquisition" strategy, offering salaries exceeding $100 million to attract top researchers from competitors like OpenAI, Google, and Apple [5][6] Group 3: Market Implications - The shift towards closed-source models could signify a retreat from the competitive landscape of open-source large language models (LLMs), with concerns raised about the U.S. losing its edge in this area [1][3] - The ongoing developments in Meta's AI strategy are closely watched, especially as the company faces challenges in the AI technology sector [5][6]