Microsoft Graph API
Microsoft Graph API provides a unified gateway for programmatic access to data across Microsoft 365 services, suitable for productivity apps and enterprise workflows.
Developed by Microsoft
Reference for available routes, request structures, and live examples.
Retrieves authenticated user's Microsoft profile information
https://graph.microsoft.com/mecurl -X GET 'https://graph.microsoft.com/me' \
-H 'Authorization: Bearer YOUR_API_KEY'{
"$select": "displayName,mail,userPrincipalName"
}{
"id": "ab1c2d3e-fg45-6789-hijk-lmnopqrstuvw",
"mail": "[email protected]",
"displayName": "John Doe",
"userPrincipalName": "[email protected]"
}- Syncing user calendars across devicesOptimized Capability
- Building chatbots for TeamsOptimized Capability
- Automating document workflows in SharePointOptimized Capability
- Enterprise reporting and analytics based on Office 365 dataOptimized Capability
- Provisioning users and groups with Azure ADOptimized Capability
- ✓ Single endpoint for all Microsoft 365 data and operations
- ✓ Comprehensive documentation and active developer community
- ✓ Strong security and compliance support via Azure AD
- ✓ Rich SDK ecosystem covering major languages
- ✓ Supports batch, delta, and webhook operations
- ✗ Complexity due to broad scope and granular permissions
- ✗ Strict throttling on high-volume applications
- ✗ Occasionally delayed propagation of changes (eventual consistency)
- ✗ Learning curve with Microsoft’s identity platform and permissions
- ✗ Commercial features can require paid tiers or licensing
FAQs
API Specifications
v1.015-30 minutes to register app and obtain credentials
10,000 requests per 10 minutes per app per tenant
Up to 1 million API calls per month per tenant, subject to additional Azure Active Directory limits.
Use Case: Best For
Enterprise productivity apps, system integrations, and workflow automation using Microsoft 365
Not Recommended For
Standalone apps unrelated to Microsoft 365, lightweight consumer-only use cases
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