As of Aug 4, 2026, ChatGPT is owned by OpenAI, a company backed by investors...
https://stateofseo.com/does-microsoft-own-chatgpt-or-just-invest-in-openai/
As of Aug 4, 2026, ChatGPT is owned by OpenAI, a company backed by investors who have committed $122 billion and value it at $852 billion post-money