Investors were treated to a rude awakening on Monday, as concerns about reports that a Chinese artificial intelligence service called DeepSeek was substantially cheaper and better than OpenAI. As I ...

Meta and Tesla shares rally. Follow along for live updates on stocks, bonds and other markets, including the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite.

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Meta CEO Mark Zuckerberg, meanwhile, seemed to downplay the threat posed by DeepSeek, saying that the industry is constantly changing and DeepSeek’s announcement is simply a part of that ebb and flow.

Artificial intelligence was the focus when tech giants Microsoft and Meta kicked off the first round of Big Tech earnings of 2025. Here's what we learned.

Leaders of major U.S. tech companies at the forefront of artificial intelligence (AI) are brushing off a popular new model ...

Stocks tied to utilities and real estate were poised to be the big winners on Thursday, as investors looked for bargains outside of the tech sector after the initial panic sparked by China's buzzy AI ...

DeepSeek’s disruption signals that the U.S. needs more competition, not Big Tech dominance, to be the world's AI leader ...

The tech industry is used to change. But it's wild to see this much all at once. Let's put it into perspective.

"Investing 'very heavily' in capital expenditure and infrastructure is going to be a strategic advantage over time," Mark ...

Chinese artificial intelligence startup DeepSeek rattled the U.S. technology sector after the company recently unveiled an AI ...