Chinese military researchers have used outputs from leading US artificial intelligence models developed by OpenAI and Anthropic to train domestic AI systems designed to advance China's defence capabilities, according to a Reuters review of more than 80 Chinese academic papers and patents.The previously unreported findings, based on research reviewed by Reuters and material compiled by the Washington-based Jamestown Foundation, offer a rare look into how Chinese military and security-linked institutions are using advanced US AI models as a shortcut to develop specialised domestic systems despite Washington's efforts to restrict Beijing's access to cutting-edge technologies, including advanced semiconductor chips.According to Reuters,…