ChatGPT Plus has a list price of $20, but the actual cost you pay often ranges...

https://emilioezho292.theglensecret.com/what-is-the-real-chatgpt-plus-price-range-13-to-27

ChatGPT Plus has a list price of $20, but the actual cost you pay often ranges from $13 to $27. This difference is mostly due to extra charges like VAT or sales tax, and the app store’s markup when you subscribe on iOS or Android