And the market may never be the same.

SAN ANSELMO, CALIFORNIA - JANUARY 27: In this photo illustration, the DeepSeek app is displayed on an iPhone screen on January 27, 2025 in San Anselmo, California. Newly launched Chinese AI app DeepSeek has surged to number one in Apple’s App Store and has triggered a sell-off of U.S. tech stocks over concerns that Chinese companies' AI advances could threaten the bottom line of tech giants in the United States and Europe. (Photo Illustration by Justin Sullivan/Getty Images)

China’s DeepSeek has sent shock waves through Silicon Valley.Justin Sullivan/Getty Images