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

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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 ...

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

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

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 ...

The Dow made another push into positive territory around noon ET on Monday. The blue-chip index was up 56 points, or up 0.1%, ...

Stiffer competition for the tech giants at the forefront of the artificial intelligence boom prompted investors to reassess ...

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.