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.

In the wake of the DeepSeek rout of U.S. technology stocks, Republican Senator Josh Hawley wants to stop chipmakers like Nvidia (NVDA) and AMD

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