Outlook

Search Outlook email in Glean

Indexes email from users' primary mailboxes for org-wide search. Add real-time access for messages outside the indexed window. Always scoped to each user's mailbox permissions.

Exchange OnlineIndexed by defaultOptional real-timeCertificate authPermission-awareStandalone connector

Set up the connectorCompare connection options

At a glance

Authentication

Certificate (indexing); certificate or client secret (real-time)

Connection methods

Indexed connector by default; real-time access optional

What it indexes

Email messages, threads, and metadata

Permissions

Identity-aware, enforced at query time

Required scope

Mail.Read, Calendars.Read, User.Read.All, GroupMember.Read.All

App registration

Standalone — separate from Microsoft 365 suite

General information

Overview

What the Outlook connector indexes and how to choose a connection option.

Setup and configuration

Default

Indexing connector

Crawls and indexes email from primary mailboxes into Glean's search index.

Add-on

Real-time access

Fetches live email at query time for messages outside the indexed window.

Add-on

Read and write tools

Lets Glean agents and Assistant act in Outlook, such as drafting emails.

Support

Error codes

Look up Outlook connector error codes and what they mean.