Service Extensions release notes

This page documents production updates to Service Extensions. Check this page for announcements about new or updated features, bug fixes, known issues, and deprecated functionality.

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August 31, 2026

Feature

Agent Gateway now supports Service Extensions to evaluate requests and delegate authorization decisions for agent traffic to either Google services or custom authorization services. This feature is generally available (GA).

For more information, see Integration with Agent Gateway.

August 20, 2026

Feature

Global Front End is a unified offering that combines Service Extensions, global external Application Load Balancer, Google Cloud Armor, and Cloud CDN into one solution to help deliver, scale, and secure your internet-facing applications. Service Extensions is included in the Global Front End Enterprise billing tier. This feature is available in Preview.

For more information, see the Global Front End section on the Service Extensions overview page.

June 17, 2026

Feature

Support for the ext_authz Envoy gRPC API protocol is now generally available (GA) for regional external Application Load Balancers and regional internal Application Load Balancers.

April 17, 2026

Feature

You can use authorization extensions to insert custom services directly into the Secure Web Proxy processing path. This feature is in Preview. For more information, see Callouts for Secure Web Proxy.

Feature

Authorization extensions support authorization policy request and content profiles in Preview.

April 10, 2026

Feature