Earlier quoted context omitted.
As far as I can see there is no clear pricing once you go beyond the free tier - it's contact sales. This is actually a classic enterprise software approach - as there are no fixed per unit production costs to cover, the pricing is very elastic. ie each license is probably a negotiation - if you see your app for a one off fee then they want a one-off cut - if you sell a subscription they may want a cut of that instea…
What's worrying for them is nothing they're doing is impossible to be recreated, if you bake it in and you don't want to pay rent you can fine tune your own model
That's a problem with the whole AI space - it's eating itself at a incredibly rate.
Ultimately if they add value and behave well they might carve out a market - but anything in the software space right now is a gamble.