a bunch of API endpoints written by different teams is a "microservice architecture"

Or chaos, or madness, or Bedlam.

Most people have enough trouble getting three methods in the same file to use the same argument semantics. Every service is an adventure unto itself.

We have a couple services that use something in the vein of GraphQL but some of the fields are calculated from other fields. If you have the derived field but not the source field you get garbage output and they don’t see the problem with this