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

https://www.fastbookmarks.win/chatgpt-offers-a-permanent-free-plan-available-to-all-users-occasionally

ChatGPT offers a permanent Free plan that anyone can use without a time limit. Occasionally, targeted promotions provide a free trial of the Plus plan, which may require a payment card and will auto-renew after the trial ends