Xhorse MB keys will work with Autel IM100?

Answer:

Yes but need to have XP400

Have tested the key on autel im100

Vvdi MB key is the most stable key.

That is Vvdi key shell + pcb:
shell: http://www.chinacardiags.com/wholesale/smart-key-shell-3-button-for-mercedes-benz.html

pcb: http://www.chinacardiags.com/wholesale/xhorse-vvdi-be-key-pro-improved-version-51176.html

I did use Kydz before but it’s not good for some cars

(Thanks to Øystein Kleppe Lindelid)