Mr. Trump called Jensen Huang, Nvidia’s chief executive, while Mr. Huang was onstage in Los Angeles and criticized calls to slow down and regulate A.I.

Washington imposed sanctions on Inspur because of its work with the Chinese military. But the company’s subsidiary kept shipping Nvidia’s best chips to feed China’s leading A.I. firms.

Six giant investment firms announced a $500 billion effort to raise money for customers of Nvidia to pay for computing power.

“It just seems like the temperature is rising on Silicon Valley.”

Anthropic and OpenAI are clashing with the rest of the tech industry over whether “open-source” models from China should be freely available or restricted.

The Silicon Valley chipmaker’s revenue rose 25 percent in the latest quarter, its fastest growth in 15 years, as A.I. firms increasingly bought chips known as central processing units.

A supercomputer in Shenzhen was declared the world’s fastest. It uses only standard microprocessors and not the special-purpose chips called graphics processing units.

They make much of the gear that goes into giant data centers. Demand for their products is shifting the balance of tech power.

An analysis of six years of procurement records suggests that the People’s Liberation Army has openly tried to acquire restricted U.S. technology.

New research examines how a Chinese company struggled to develop its predictive surveillance technology while U.S. restrictions were in place.

The world’s most valuable company is chasing Intel and Apple as it tries to bring A.I. agents to laptops and desktops.