-werners-
Esteemed Contributor III

Model serving is already serverless enabled.  You can even set a budget for this (public preview).
https://docs.databricks.com/aws/en/machine-learning/model-serving/manage-serving-endpoints
https://docs.databricks.com/aws/en/machine-learning/model-serving/foundation-model-overview

Or do you mean something else (like using a databricks serverless sql/eng instance)?