I think a standard model is not very useful. We are doing similar but with your own custom model as an api https://88stacks.com
I do like their real-time api though and we are moving towards that as well. It just costs a lot more to do in real-time.
You should pick some better examples on your homepage. This looks completely laughable compared to anything you can get from MidJourney on your very first attempt (it's amazing with cars):