Roadmap ID 503771
LaunchedGCC High
Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Users in GCC-H will be able to use custom engine agents
Microsoft 365 Message Center Archive by Merill FernandoChanges ChangeIntel observed:In development → Launched seen todayGA Dec 2026 → Aug 2026 (likely source date error) seen todayGA Aug 2026 → Dec 2026 seen 36d ago
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