ChatGPT Plus lists at $20 a month, but what you pay can change based on where...

https://spark-wiki.win/index.php/What_is_the_ChatGPT_Plus_Reasoning_Limit_and_Why_Doesn%E2%80%99t_OpenAI_Publish_It%3F

ChatGPT Plus lists at $20 a month, but what you pay can change based on where you live and how you subscribe. Taxes like VAT or GST get added depending on your country