OpenAI owns ChatGPT and leads its development. The OpenAI Foundation handles...

https://wiki-cable.win/index.php/How_to_Cite_OpenAI_Ownership_Numbers_Without_Spreading_Misinformation

OpenAI owns ChatGPT and leads its development. The OpenAI Foundation handles governance to guide its mission and policies. Microsoft is a significant investor supporting OpenAI’s growth but does not own ChatGPT or control its operations