ChatGPT is owned by OpenAI, the company that developed the AI platform. The...

https://weekly-wiki.win/index.php/Does_Microsoft_Own_ChatGPT_or_Is_That_a_Myth%3F

ChatGPT is owned by OpenAI, the company that developed the AI platform. The OpenAI Foundation oversees its governance to ensure responsible use. While Microsoft holds a significant investment stake and partnership role, it does not own or control ChatGPT