The Trump administration is considering ways to limit U.S. companies\' use of Chinese open-source AI models, a report said, as cheaper Chinese systems gain performance and price competitiveness. The debut of Moonshot AI\'s Kimi K3 has been cited as a trigger. Options discussed include restricting access, revisiting Commerce Department entity list designations and applying procurement rules. Debate has also grown over whether such steps could favor large U.S. AI firms.

A debate is growing in the United States over whether to regulate open-weight large language models from China, after the rise of models such as Moonshot AI\'s K3. Some leading U.S. AI companies see Chinese model proliferation as a threat to recouping investment and maintaining technological leadership. Others argue regulation could weaken U.S. innovation. Trump administration officials are reported to be reviewing a ban, though the Commerce Department may not move immediately.