ChatGPT offers a free plan that anyone can use without time limits....

https://www.booknose.win/chatgpt-offers-a-permanent-free-plan-with-basic-access-for-all-users

ChatGPT offers a free plan that anyone can use without time limits. Occasionally, targeted users may get a free trial of the Plus plan, which sometimes requires a payment card and auto-enrolls into a paid subscription when it ends