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  1. Microsoft 365
  2. Microsoft Graph
Photo of two women working together at a computer

Microsoft Graph is the unified API for modern work

Use the data and intelligence in Microsoft 365 to build apps that interact with millions of users.

Read docs

Rich context

Get rich context for your applications, such as who someone's manager is, whether they are out of office, or what documents they've been working on.

Deep insights

Access deep insights generated from usage patterns, such as trending documents, best team meeting times, or who people typically work with.

Real-time updates

Respond to changes in Microsoft Graph data in real time. Reschedule a meeting based on responses, notify others when a file is modified, or continue a process after it's been approved.

Broad reach

Build solutions that target enterprise users in Azure and Microsoft 365, consumers on Office Online (Outlook.com and OneDrive.com), or both.

90%
of all Fortune 500 companies have data in Microsoft Graph
200M
monthly active users on Microsoft 365 for business
35M
Microsoft 365 for business subscribers
18T
resources (emails, events, users, files, groups, and more) in Microsoft Graph

Get the latest Microsoft Graph news

Microsoft Graph Mailbag - Search DriveItems for Only Files

In today’s Microsoft Graph Mailbag post, we’ll use the Microsoft Search APIs on Microsoft Graph to return only files/documents.

View blog
Client Secret expiration now limited to a maximum of two years

Credentials are a vital part of an application registration when your application is used as a confidential client. Learn about the recent changes to Azure AD's client secret functionality.

View blog
Learn from the community: React web app and Azure QnA bot to centralize learning resources

A group of University College London students observed the struggle of having many different portals and websites that students are required to use during their study. They introduced us to the Project Resourcium that aims to support students’ education by centralizing resources in a single portal.

View blog
Breaking changes to the addToReviewSet action in the Microsoft Graph API for eDiscovery (beta)

Today, we’re announcing an upcoming breaking change for developers using the Microsoft Graph API for eDiscovery (beta). To correct an incorrect mapping, we are renaming the additionalData property to additionalDataOptions.

View blog
Breaking changes to the Microsoft Graph API for eDiscovery (beta)

Today, we’re announcing some upcoming breaking changes for developers using the Microsoft Graph API for eDiscovery. We're changing the way that holds are applied to custodians so that we can more efficiently batch policy application.

View blog
Learn from the community: Microsoft Teams and Moodle online learning solution

Get inspired by the end-to-end solution developed by students using Microsoft Teams and Moodle in the first of our Learn from the Community series.

View blog
Microsoft Graph Data Connect: Deploying Azure Synapse Analytics

Learn about the process of deploying Azure Synapse Analytics with step-by-step instructions to get started and manually deploy your first Azure Synapse workspace for Microsoft Graph Data Connect.

View blog
Combining Microsoft Graph Data Connect data sets in Azure Synapse Analytics

This article covers the process of combining two data sets extracted via an Azure Synapse pipeline using Microsoft Graph Data Connect (MGDC).

View blog
View more
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Join the Microsoft 365 Developer Program

Get an instant sandbox, tools, and other resources you need to build solutions for the Microsoft 365 platform, including:

  • A free Microsoft 365 E5 developer subscription, preconfigured with sample data, including Teams data
  • Microsoft Graph users, mail, and calendar, Teams, and SharePoint Framework sample data packs
  • Access to a community of Microsoft 365 experts
  • Personalized content recommendations
Join now

Supported languages and platforms

  • Android

    Android

  • Angular

    Angular

  • ASP.NET MVC

    ASP.NET MVC

  • iOS

    iOS

  • Java

    Java

  • JavaScript

    JavaScript

  • Node.js

    Node.js

  • PHP

    PHP

  • Python

    Python

  • Ruby

    Ruby

  • Windows Universal

    UWP

  • Xamarin

    Xamarin


* The Android robot is reproduced or modified from work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License.

Partner solutions that use Microsoft Graph

Palo Alto networks
Lookout
Office at Work
Hyperfish
harmon.ie
See more
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