ChatGPT offers a permanent Free plan available to all users. Occasionally,...

https://wiki-velo.win/index.php/ChatGPT_Plus_Free_Trial_vs_Free_Plan:_What%E2%80%99s_the_Difference%3F

ChatGPT offers a permanent Free plan available to all users. Occasionally, targeted promotions provide a free trial for the Plus plan, which may require a payment card and auto-renews when the trial ends