There are none, because there is no service. assistant is a private tool that Hannes Uebelacker runs for himself only. It is not offered to anyone else, and nobody else may use it.
It is an experiment, not a product. It is not built, reviewed or operated to be safe for anyone's data or accounts. Do not sign in to it, and do not connect any account to it. Any access by someone other than Hannes is refused.
There is no warranty, no support and no availability of any kind.