Stock markets fell sharply on Monday, dragged down by fears that advances in artificial intelligence by Chinese upstarts could threaten the moneymaking power of American technology giants.
The Chinese A.I. company DeepSeek has made waves by matching the capabilities of cutting-edge chatbots while using a fraction of the specialized computer chips that leading A.I. companies rely on. That has made investors rethink the large returns they are expecting on the heady valuations of chipmakers like…
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https://www.nytimes.com/2025/01/27/business/us-stock-market-deepseek-ai-sp500-nvidia.html
