The Windsurf acquisition and future of Copilot are at the center of a growing rift between the longtime AI collaborators.

The love-hate relationship between OpenAI and Microsoft may be heading toward a permanent dissolution, according to a new report by the Wall Street Journal. That raises questions about the future of Microsoft's AI assistant,

OpenAI executives have considered accusing Microsoft, the company's major backer, of anticompetitive behavior in their partnership, the Wall Street Journal reported on Monday, citing people familiar with the matter.