OpenAI restructures into public-benefit firm, Microsoft takes 27% stake Post author:mck Post published:October 28, 2025 Post category:Blog The deal removes a major constraint on raising capital for OpenAI, the maker of ChatGPT, and values firm at $500bn. You Might Also Like Netflix to acquire Warner Bros Discovery, raising antitrust concerns December 5, 2025 Could the Republicans lose the House? Five US congressional races to watch October 26, 2024 What we know about UK politician Ann Widdecombe’s murder July 14, 2026