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.

The sudden rise of Chinese AI app DeepSeek has leaders in Washington and Silicon Valley grappling with how to keep the U.S. ahead in the crucial technology.

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

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

Two years on, a new AI model from China has flipped that question: can the US stop Chinese innovation? For a while, Beijing seemed to fumble with its answer to ChatGPT, which is not available in China.

SINGAPORE—A Chinese artificial-intelligence company has Silicon Valley marveling at how its programmers nearly matched American rivals despite using inferior chips. AI models from DeepSeek, the Chinese company,

DeepSeek’s latest models, created by a small company with limited resources, are already beating many of the leading AI models in the United States.