Microsoft Graph is the unified API for modern work
Use the data and intelligence in Microsoft 365 to build apps that reach millions of users.
What can I do with Microsoft Graph?
Use the Microsoft Graph REST API to build apps that access, analyze, and augment data from Microsoft 365.
Get started with the Microsoft Graph API
Build a sample app in minutes
Choose a language, get a client ID, and download a working sample that calls Microsoft Graph.
Or, follow along step-by-step to build your sample.
Try the API in your browser without writing any code
Learn on your own schedule
Microsoft Graph fundamentals
Develop apps with Microsoft Graph Toolkit
Explore Microsoft Graph scenarios for JavaScript development
Explore Microsoft Graph scenarios for ASP.NET Core development
More that you can do with Microsoft Graph
Scale access to Microsoft 365 data for insights and analytics
Access Microsoft 365 data on Microsoft Graph at scale while ensuring security and governance in every step of the process. Streamline the delivery of this data to your Azure tenant.
Surface external data in Microsoft 365 experiences
Create connections to non-Microsoft 365 data sources, index the data, and store it as external custom items and files.
Get the latest Microsoft Graph news
Microsoft 365 Developer Proxy v0.12 with new mocking capabilities
Microsoft Graph callRecords API now generally available in GCC High and DoD
Announcing Microsoft Graph CLI v1.0.0 release candidate, now with beta support
Retirement of Exchange Web Services in Exchange Online
Help design a world-class user experience
We're looking for current and potential users of Microsoft Graph to join the Microsoft Graph User Research Program. Experience with Microsoft Graph is not required to participate in this program.