ChatGPT offers a permanent Free plan for all users. Occasionally, targeted...

https://aged-wiki.win/index.php/Is_There_a_ChatGPT_Business_Free_Trial_Button_or_Do_I_Have_to_Talk_to_Sales%3F

ChatGPT offers a permanent Free plan for all users. Occasionally, targeted promotions provide a free trial of the Plus plan, which may require a payment card and auto-renews after the trial ends