Yes, we have Via in Seattle, too.

It picks up people and takes them to the closest light rail station or takes them home from the station. It has a fixed radius of operation and typically there are 2-5 people in the van. It is a feeder system to bring riders to light rail trains.

And the on-demand shuttle service is expanding to nearby towns: https://www.sanjoseinside.com/news/via-cupertino-shuttle-ser...