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

https://www.ready-bookmarks.win/chatgpt-offers-a-permanent-free-plan-with-basic-access-occasionally-targeted

ChatGPT offers a permanent Free plan anyone can use without a time limit. Occasionally, targeted users may get Plus plan trials that require a card and auto-renew unless canceled. To check when your Plus trial ends, go to Settings - Subscription