ChatGPT offers a permanent Free plan anyone can use without a trial....

https://www.web-bookmarks.win/chatgpt-offers-a-permanent-free-plan-anyone-can-use-without-time-limits

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