最新报道:Tech giants are escalating investments in AI, with Microsoft, Google, and Amazon collectively committing over $100 billion in 2023 to expand infrastructure and secure intellectual property. Microsoft's $13 billion OpenAI partnership and Google's $2 billion Anthropic deal highlight aggressive moves to dominate generative AI. Nvidia's data-center GPU revenue surged 409% year-over-year as demand for AI chips skyrockets. Meanwhile, the U.S. and EU are tightening AI export controls, with the Commerce Department considering restrictions on proprietary AI models. This spending spree comes as AI startups face valuation pressures, with Anthropic's $18 billion valuation sparking bubble concerns among investors monitoring the sector's sustainability.