More AI competition will make it hard for Big Tech to generate the oligopoly-like profit margins that investors hope for.

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

DeepSeek is a Chinese AI startup that recently launched a competitive new AI model, R1, with impressive capability at a lower ...

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

Meta is widely launching the ability for its AI chatbot to “remember” certain details about you, such as your dietary ...

The S&P 500 dropped 1.5 percent, dragged down in large part by a 16.9 percent fall for Nvidia. Other Big Tech stocks also ...

NEW YORK — Wall Street's market-moving superstars tumbled Jan. 27 as a competitor from China threatens to upend the ...

NEW YORK >> The S&P 500 and the Nasdaq ended sharply lower today as Nvidia and other chipmakers sold off after the surging popularity of a low-cost Chinese artificial intelligence model raised ...

Chinese startup DeepSeek has debuted an AI app that challenges OpenAI's ChatGPT and other U.S. rivals, sending a shock ...

After an announcement that Chinese firm Deepseek has a bold new AI reasoning model, U.S. tech stocks are down big.