The Trump administration is showing signs it could ban cutting-edge Chinese AI models — a momentous move that could lock in dominance by OpenAI and Anthropic.Why it matters: Parts of the administration have tried to implement de facto bans on foreign open-source models before, knowledgeable sources tell Axios. Last week's rise of Chinese model Kimi is reigniting those efforts. Pro-competition voices fear the implications.U.S. companies are increasingly using open-source models from China because...