A growing fight over Chinese artificial intelligence is spilling into Silicon Valley, with nearly 200 startups warning the Trump administration that restricting access to Chinese open-weight AI models could hurt the very companies driving the next wave of American innovation. In a coordinated appeal sent Wednesday, the newly formed Little Tech Association urged President Donald Trump and senior administration officials to reject a blanket ban on Chinese open-weight AI models. The group argues that limiting access would raise costs for startups, reduce competition, and strengthen the market position of a small number of dominant U.S. AI companies. Y Combinator, Proton…