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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 ...

While some retail investors are likely celebrating the growth of their portfolios, others are starting to get wary.

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

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

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