The Discord-based UI for MidJourney is clunky and unreliable, and waiting for images to generate is annoying. Image quality has improved quite a bit, but it’s no better at following instructions. So it seems like there’s an opening for a competitor, but the competition would need to actually be better.
AI platform - They could charge a subscription fee for access to premium features on its open-source StableStudio platform.
Consulting services - They could charge businesses for its AI and machine learning consulting services on a per-project basis or on a retainer basis.
Acquisition - A larger company with more resources could acquire Stability AI to scale its operations and reach a wider audience.
No, it's free.
They need to make the models already in order to sell them as managed models.
Giving them away costs nothing once they're made.