ChatGPT offers a free plan that anyone can use with no time limit....

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

ChatGPT offers a free plan that anyone can use with no time limit. Occasionally, targeted users get free trials for the ChatGPT Plus plan, which may require a payment card and will auto-renew unless canceled