As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a company controlled through...

https://stateofseo.com/does-microsoft-own-chatgpt-or-just-invest-in-openai/

As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a company controlled through a complex governance structure. Product ownership lies with OpenAI LP, while OpenAI Nonprofit holds governance control to steer the mission