imgur keeps them forever unless they are requested to be deleted (either from owner with a one-time deletion link provided at upload or by reports of other users)
Imgur: The magic of the Internet
Drop some one-time-paid or subscription ones then ITT [Links]
I'll be monetized for the Yeezy archive
Permanent?
I think so. All images I hosted there are still up
been using for well over a year now
my favorite thing about Imgur is when somebody called Imgur commenters Reddit's mole people, cant stop laughing about this s*** to this day