ChatGPT offers a permanent Free plan anyone can use without time limits....

https://atomic-wiki.win/index.php/Why_Does_My_Colleague_in_Another_Country_See_a_ChatGPT_Trial_and_I_Don%E2%80%99t%3F

ChatGPT offers a permanent Free plan anyone can use without time limits. Occasionally, targeted users may get a free trial of ChatGPT Plus, which often requires a card and automatically renews after the trial ends