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Overview

CrewAI supports integration with Microsoft 365 applications including Outlook (email and calendar), OneDrive, Teams, SharePoint, Excel, and Word. This guide walks you through setting up OAuth credentials in the Azure portal to enable these integrations.

Prerequisites

  • Access to your organization’s Azure portal (most organizations using Microsoft 365 already have this)
  • Permissions to create app registrations in your Azure tenant
  • Admin consent capability for granting API permissions (may require your Microsoft 365 or Azure administrator)

Azure App Registration Setup

Step 1: Navigate to App Registrations

  1. Sign in to the Azure Portal
  2. Search for App registrations in the top search bar
  3. Click New registration

Step 2: Register Your Application

  1. Name: Enter a name for your application (e.g., “CrewAI Integration”)
  2. Supported account types: Select the appropriate option:
For most enterprise deployments, select Accounts in this organizational directory only (single tenant) for better security control.
If you select single tenant, you’ll need to configure your Directory (tenant) ID in CrewAI. See Configure CrewAI Helm Values below.
  1. Redirect URI:
    • Select Web as the platform
    • Add the redirect URI: Default configuration (NGINX with shared hostname):
      Separate OAuth hostname (GKE/ALB with path: "/"):
    See OAuth Redirect URI Patterns for the correct redirect URI format based on your ingress configuration.
  2. Click Register

Step 3: Note Your Application Credentials

After registration, you’ll be taken to the app’s overview page. Note the following values:
  • Application (client) ID: This is your Client ID
  • Directory (tenant) ID: Your organization’s tenant ID

Configure API Permissions

Step 1: Add Microsoft Graph Permissions

  1. In your app registration, click API permissions in the left sidebar
  2. Click Add a permission
  3. Select Microsoft Graph
  4. Select Delegated permissions
  5. Add the permissions required for your integrations (see Required Scopes below)
  6. Click Add permissions
Some permissions require admin consent. If you have admin privileges:
  1. Click Grant admin consent for [Your Organization]
  2. Click Yes to confirm
If you don’t have admin privileges, you’ll need to request consent from your organization’s Microsoft 365 or Azure administrator. Without admin consent, some integrations may not work properly.

Create Client Secret

Step 1: Generate a New Secret

  1. In your app registration, click Certificates & secrets in the left sidebar
  2. Under Client secrets, click New client secret
  3. Enter a description (e.g., “CrewAI Production”)
  4. Select an expiration period:
    • 6 months - More secure, requires regular rotation
    • 12 months - Balance of security and convenience
    • 24 months - Less maintenance, but less secure
  5. Click Add

Step 2: Save the Secret Value

Important: Copy the secret Value immediately. It will only be shown once. If you navigate away without copying it, you’ll need to create a new secret.
Store the Client ID and Client Secret securely for CrewAI configuration.

Required Scopes per Integration

The following permissions should be added to your app registration. All integrations require the base permissions, plus integration-specific permissions.

Base Permissions (Required for All)

Microsoft Outlook (Email)

Microsoft Outlook (Calendar)

Microsoft OneDrive

Microsoft Teams

Teams integration requires admin consent for some permissions. Ensure your organization’s Microsoft 365 or Azure administrator grants consent for the app.

Microsoft SharePoint

Microsoft Excel

Microsoft Word

Complete Permissions Summary

Here’s a consolidated view of all permissions needed for full Microsoft 365 integration:

Configure CrewAI Helm Values

After obtaining your OAuth credentials, configure them in your CrewAI Helm values:

Single-Tenant Configuration

If you registered your Azure app as single tenant (recommended for enterprise), you must also configure your Directory (tenant) ID:
Find your Directory (tenant) ID on your app registration’s overview page in the Azure Portal.
If tenantId is not configured, CrewAI uses Microsoft’s multi-tenant endpoint (common), which allows users from any Microsoft 365 organization to connect their accounts.

Product-Specific Configuration

You can configure different credentials or tenant IDs for specific Microsoft services if needed:
See Built-in Integrations Configuration for complete configuration options.

Activate the Integration

After deploying your updated Helm values, sync integrations to make them available to users — see Activate Integrations After Deployment.

Troubleshooting

Common Issues

“AADSTS650052: The app needs access to a service”
  • Ensure all required permissions are added to the app registration
  • Grant admin consent for permissions that require it
“AADSTS700016: Application not found”
  • Verify the Client ID is correct
  • Ensure the app registration exists in the correct Azure tenant
“AADSTS7000215: Invalid client secret”
  • The client secret may have expired
  • Create a new client secret and update your configuration
Refresh token expires frequently
  • Ensure offline_access permission is granted
  • Check token lifetime policies in your Azure tenant