Microsoft-OpenAI deal: ChatGPT maker valued at $500B, Microsoft to hold $135B stake
Published on: Oct. 28, 2025, 8:41 p.m. | Source: The Financial Express
OpenAI has restructured into a public benefit corporation with Microsoft retaining a 27% stake, unlocking new funding opportunities and operational freedom. The $500 billion valuation marks a major milestone as ChatGPT continues to dominate the AI landscape.
