As of Aug 4, 2026, ChatGPT is owned by OpenAI, a hybrid company with a unique...

https://spark-wiki.win/index.php/Does_Microsoft_Own_ChatGPT_or_Just_Invest_in_OpenAI%3F

As of Aug 4, 2026, ChatGPT is owned by OpenAI, a hybrid company with a unique governance structure. The ChatGPT product is held by OpenAI LP, which raised $122 billion in committed capital, valuing the company at about $852 billion post-money