As of Aug 4, 2026, ChatGPT is owned by OpenAI, which holds the product rights...

https://technivorz.com/who-appoints-the-openai-group-pbc-board-explaining-governance-ownership-and-control/

As of Aug 4, 2026, ChatGPT is owned by OpenAI, which holds the product rights and development. However, OpenAI’s governance structure separates control between non-profit board members and investors, reflecting a $852 billion post-money valuation