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

Two U.S. Congress members 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.

The Trump administration is reportedly considering expanding the bans and sanctions against China, which could mean that the Nvidia H20 chip will no longer be legal to sell in the country.

The upstart AI chip company Cerebras has started offering China’s market-shaking DeepSeek on its U.S. servers. Cerebras makes uncommonly large chips that are particularly good at speedy inference—that is,

China’s DeepSeek AI is taking on ChatGPT, but privacy concerns, censorship, and accuracy issues are raising red flags. Here’s what you need to know.