People like free. People (are starting to) like AI. Why not combine the two?
Several of the most popular AI tools are available now for free.
Some require an email address or phone number. Some don’t require any information. I believe that all of them are limited somehow though. Don’t let that deter you though. You may not need access to everything and, even if you do, you can always decide to pay a small amount to unlock the rest of the features.
Here are some of options:
There are (many) more. So many. These are good starting points, though.