The little-known artificial intelligence firm has emphasized research, even as it emerged as the brainchild of a hedge fund.

A frenzy over an artificial intelligence chatbot made by Chinese tech startup DeepSeek was upending stock markets Monday and fueling debates over the economic and geopolitical competition between the U.

News from China upset U.S. markets Monday and disrupted the frenzy that had built up around artificial intelligence.

Social media exploded in a celebration after the news that a Chinese start-up had made an artificial intelligence tool that was more efficient than any in the United States.

These days, nothing is certain about the tech market or the world at large. Even Nvidia's seemingly bulletproof stock took a hammering on Monday, enduring