Roadmap › 502543

Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Users can explore third-party content in Copilot chat with deep citations and side-by-side previews

Cancelled Microsoft Copilot (Microsoft 365) Web

General availability: 2026-03
Preview: —
Added: 15 Oct 2025
Last modified: 06 Nov 2026 23:04 UTC
First archived: 25 Aug 2026
Release rings: General Availability
Clouds: Worldwide (Standard Multi-Tenant)

Description

<p>Drive Copilot chat engagement for 3P content via deep citations, inline citations, side by side preview experiences.<br> Note: This roadmap item is no longer accurate and will be removed from the roadmap. We apologize for any inconvenience.</p>