RM501111 - Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Users in GCC-M will able to use custom engine agents

Microsoft 365 Roadmap

Summary

Users in GCC-M will be able to use custom engine agents.

Last Updated

Jul 31, 2026

Published Sep 24, 2025

View version history

Status

In development

Release

General Availability

Platforms

Web

Service

Microsoft Copilot (Microsoft 365)

Tag

In development
General Availability
GCC

Cloud

GCC

Description

Users in GCC-M will be able to use custom engine agents.

GA date: August CY2026

Version history

3 versions tracked

Updated 2 times since Sep 24, 2025. Microsoft Message Center only ever shows the current version; this archive preserves the history.

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  1. Jul 31, 2026 · 09:54 PMLatest · v3

    Changed: Body

  2. Jul 28, 2026 · 10:43 PMv2

    Changed: Body

  3. Sep 24, 2025 · 11:15 PMOriginal · v1

    Changed: Initial version