DeepSeek Challenges Silicon Valley’s Assumptions About AI Costs (3)

As the heads of the biggest artificial intelligence companies gathered in the Swiss Alps last week, all eyes were looking east. In panel discussions and private conversations on the sidelines of the World Economic Forum in Davos, tech executives stressed the need for the US and its allies to build more data centers and strike the right balance on regulations to stay ahead of China on AI development.

“We’re probably a year-plus ahead in models,” Ruth Porat, president and chief investment officer at Alphabet Inc., told Bloomberg News at the event. But, she added, “it isn’t a foregone conclusion” the ...