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

https://wiki-mixer.win/index.php/Will_an_OpenAI_IPO_Remove_Nonprofit_Control%3F

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