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Wall Street’s superstars are tumbling Monday as a competitor from China threatens to upend the artificial-intelligence frenzy ...

Jan. 27, 12:30 p.m. ET U.S. stocks got walloped Monday: The S&P 500 was down about 2% at 12:30 p.m. EST, and the tech-heavy ...

DeepSeek released an open-source artificial intelligence model in December after saying that it took only two months and less ...

The arrival of China’s DeepSeek is fanning concerns among investors over whether US tech stocks deserve their rich valuations ...

Wall Street’s superstars are tumbling Monday as a competitor from China threatens to upend the artificial-intelligence frenzy ...

In a matter of days, DeepSeek proved to be so popular as to climb to the top of Apple's App Store, surpassing OpenAI's ...

Tech stocks plunged Monday morning, as fears mounted that Chinese artificial intelligence firm DeepSeek leapfrogged U.S.

Nvidia is the gold standard and leading provider of the graphics processing units (GPUs) used to train and run AI systems.

DeepSeek topped the Apple App Store chart and sparked fears the Chinese company was quickly catching up with OpenAI's ChatGPT ...

U.S. stocks were selling off Monday, amid fears China’s AI company DeepSeek could disrupt profits for Big Tech stocks.