Microsoft 365 Roadmap

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

Feature details and release plans from a build snapshot of Microsoft's official roadmap feed.

All Microsoft 365 updates
Product
Microsoft Copilot (Microsoft 365)
Release status
In development
RSS publication

Feature overview

Drive Copilot chat engagement for 3P content via deep citations, inline citations, side by side preview experiences.

Expected release date

March CY2026

Source: Microsoft 365 Roadmap RSS (build snapshot) Feature ID: 502543

RSS snapshot built . Refreshed on rebuild and deployment.

View on Microsoft