ChatGPT Plus has a list price of $20 per month, but the actual cost can vary...

https://kilo-wiki.win/index.php/Does_ChatGPT_Plus_Have_an_Annual_Plan_in_2026%3F

ChatGPT Plus has a list price of $20 per month, but the actual cost can vary between $13 and $27 depending on where you buy it. This happens because of factors like VAT or GST taxes and extra fees from app stores like Apple or Google