FWIW the general consensus is that they are just about making a profit on selling it by the token (as opposed to the subscriptions which are massively subsidised) so long as you pretend that capital expenses and R&D aren't real and at some point they could stop doing them in order to make profit.
That is very much not a given, with all the labs in a death march to not let the others get better than them and take their lunch, and open source only 9-18 months behind the closed models.