Recorded 26 Oct 2026 at 11:39 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Microsoft Graph announcementMicrosoft Graph changelog

Teamwork and communications (v1.0): 4 API change passages

Added the chatId property to the chatMessage resource. Added the channelIdentity property to the chatMessage resource. Added the messages relationship to the chat resource. Added the channelIdentity resource type.

What it said

API version: v1.0
Area: Teamwork and communications
Kind: Announcement
Date precision: Day
Published: 2021-04-02T08:48:43.0000000+00:00
Compatibility guidance: Not labelled
Schedule guidance: Not labelled

Recorded links

Source evidence when recorded

graph-changelog: Complete at observationRead 26 Oct 2026 at 11:37 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version

Field-level log (0)

Up to 100 recent field edits are shown; older edits may be outside retention.

No retained field changes for this selection.