Rebounding tech stocks drove U.S. indexes higher a day after they tumbled on doubts about the artificial intelligence frenzy.

By Sinéad Carew, Amanda Cooper, Ankur Banerjee NEW YORK/LONDON/SINGAPORE (Reuters) -Global investors dumped tech stocks on Monday as they worried that the emergence of a low-cost Chinese artificial intelligence model would threaten the dominance of AI leaders like Nvidia,

KEY TAKEAWAYS Nvidia and other artificial intelligence stocks at the forefront of the AI revolution are rebounding somewhat Tuesday after a selloff triggered by Chinese startup DeepSeek’s launch of a cutting-edge model at a fraction of the cost of its U.

The sudden popularity of a Chinese artificial intelligence app called DeepSeek pummeled tech stocks and captivated Silicon Valley on Monday, prompting debate in political and tech industry circles about how the United States can maintain its lead in AI.

DeepSeek released an open-source artificial intelligence model in December, saying it took only two months and less than $6 million to create it.

U.S. stock futures and Asian shares outside China slumped on Monday as investors weighed the implications of Chinese startup DeepSeek's launch of a free, open-source artificial intelligence model to rival OpenAI's ChatGPT.