Microsoft Mulls China's DeepSeek for Copilot, Probably to Trump's Chagrin

Microsoft is considering using a modified, self-hosted version of Chinese open-source model DeepSeek-V4 to power Copilot Cowork and reduce costs. The move comes as Anthropic and OpenAI raise prices, pushing Microsoft toward usage-based pricing. The Trump administration has threatened to ban DeepSeek over security concerns.