Auto-switching across model providers basically concedes the model layer is commodity, which I think is right (1)
tbd whether the skill registry develops network effects or just stays a flat directory. Portable skills as APIs tracks with the broader pattern of agent stacks decomposing into specialized swappable layers, where the defensible asset is whatever process knowledge orgs encode, not the deployment infra.
(1) wrote about it here from an enterprise perspective: https://philippdubach.com/posts/dont-go-monolithic-the-agent...