Google Cloud Run (beta) pricing, including free tier

Your total Cloud Run bill will be the sum of the resources in the pricing table. If a container instance receives many requests at the same time, billable time begins with the start of the first request and ends at the end of the last request, as shown in the following diagram:

Cloud Run on GKE is an add-on for Google Kubernetes Engine. Final pricing for Cloud Run on GKE will be determined before GA.

Source: cloud.google.com