As of July 2026, ChatGPT offers the Go plan at $8 per month and the Plus plan...

https://touch-wiki.win/index.php/What_Is_o3_and_o3-pro_Pricing_on_the_OpenAI_API%3F

As of July 2026, ChatGPT offers the Go plan at $8 per month and the Plus plan for $20 monthly. Go users in the US will see ads during chats, so it’s not completely ad-free