Quoting directly from their terms change email
You must be 18 or older to use Zed You must be 18 or older to use ZedAge requirement. You must be 18 or older to use Zed’s AI-enabled software-as-a-service offering (the “Service").
Now here's an area where one of those newfangled large language models actually could do some good: create a spelling checker which doesn't gleefully replace somewhat misspelled or 'mis-swiped' words with correctly spelled but contextually clearly nonsensical ones.