ChatGPT Plus has a listed price of $20 per month, but the amount you actually...

https://post-wiki.win/index.php/Does_ChatGPT_Plus_Auto_Renew_After_a_Trial%3F_A_Deep_Dive_Into_Pricing_and_Billing

ChatGPT Plus has a listed price of $20 per month, but the amount you actually pay can range from about $13 to $27. This difference happens because of extra fees like VAT or GST, plus app store charges on iOS and Android