ChatGPT offers a permanent Free plan with basic features for everyone....

https://high-wiki.win/index.php/Can_I_Use_a_ChatGPT_Trial_More_Than_Once_on_the_Same_Account%3F

ChatGPT offers a permanent Free plan with basic features for everyone. Occasionally, targeted users get a Plus trial, which may require a payment method and auto-renews when it ends