Startup DeekSeek is highlighting advances in China's AI industry. The Trump administration is weighing new restrictions on sending AI chips to China.

U.S. President Donald Trump and the CEO of Nvidia Jensen Huang discussed DeepSeek - the Chinese company whose AI model's performance rocked the tech world - and tightening AI chip exports during their meeting at the White House on Friday,

Trump administration officials are exploring additional curbs on the sale of Nvidia Corp. chips to China, according to people familiar with the matter, who emphasized that conversations are in very early stages as the new team works through policy priorities.

NVIDIA, the world's most valuable company until Monday, lost $600 billion of market value in a single day, the biggest in US stock history.

WASHINGTON (Reuters) -Two members of U.S. Congress are calling on President Donald Trump's administration to consider restricting the export of artificial intelligence chips made by Nvidia, alleging Chinese AI firm DeepSeek has relied on them.

DeepSeek stunned the tech world with the release of its R1 "reasoning" model, matching or exceeding OpenAI's reasoning model for a fraction of the cost.

Nvidia shares hit their lows of the day on Wednesday after Bloomberg reported Trump administration officials are "exploring additional curbs" on the company's chip sales to China.

Export controls need to be tightened after revelations the Chinese company used Nvidia technology, the leaders of a congressional committee said.