Google Cloud service for developing, deploying, and managing APIs. Like having a professional receptionist service that handles all API requests and manages access.
Mobile app backends use Cloud Endpoints to manage API authentication, monitoring, and rate limiting.
All are managed API gateway/API management services that sit in front of backends to handle routing, authentication/authorization integration, quotas/rate limiting, monitoring, and developer/API lifecycle features. Cloud Endpoints is Google Cloud’s option, commonly used with ESPv2 (Extensible Service Proxy v2) and OpenAPI/gRPC.