It let me sign in without 2factor, which is definitely enabled across our org.
-edit
It does use 2fa, I retried signing out of the browser and app, and then it prompted. It was using the browser token.
-edit
It does use 2fa, I retried signing out of the browser and app, and then it prompted. It was using the browser token.
If so, note to self; use first party app's token.