If the endpoint can detach to GCE instance will be good
If the endpoint can detach to GCE instance or managed VM and with auto scale arability will be good.
Dan Ciruli commented
Hi, Anonymous -- sorry, can you clarify what you mean by "detach to GCE instance?"
If you mean that you'd like to be able to deploy and manage an API on GCE or Managed VMs, then this is definitely something we are working on.