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

https://ace-wiki.win/index.php/ChatGPT_Plus_Trial_vs_Paying_$20/month_Right_Away:_Which_is_Better%3F

ChatGPT offers a permanent Free plan anyone can use without time limits. Occasionally, targeted users may get a free trial for the Plus plan, which might require a card and auto-renews after the trial ends