# Microsoft Project Online API

**Canonical:** https://apis.io/apis/microsoft-project/microsoft-project-online-api/  
**Provider:** Microsoft Project — https://apis.io/providers/microsoft-project/  
**Base URL:** https://graph.microsoft.com/v1.0/  
**Documentation:** https://docs.microsoft.com/en-us/project/

Microsoft Project Online API is one of 21 APIs that [Microsoft Project](https://apis.io/providers/microsoft-project/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Project-Online, REST, SharePoint, and Task. The published artifact set on APIs.io includes API documentation and authentication docs.

REST API for accessing and managing Project Online data, including projects, tasks, resources, and assignments.

## Machine-readable artifacts (2)

- **Documentation** — https://docs.microsoft.com/en-us/previous-versions/office/project-javascript-api/jj712612(v=office.15)
- **Authentication** — https://docs.microsoft.com/en-us/sharepoint/dev/sp-add-ins/authorization-and-authentication-of-sharepoint-add-ins

## Other Microsoft Project APIs (12)

- [Microsoft Project Online CSOM API](https://apis.io/apis/microsoft-project/csom-api/)
- [Microsoft Project OData Reporting API](https://apis.io/apis/microsoft-project/odata-reporting-api/)
- [Microsoft Project JavaScript API](https://apis.io/apis/microsoft-project/javascript-api/)
- [Microsoft Project Assignments API](https://apis.io/apis/microsoft-project/microsoft-project-assignments-api/)
- [Microsoft Project Calendars API](https://apis.io/apis/microsoft-project/microsoft-project-calendars-api/)
- [Microsoft Project Custom Fields API](https://apis.io/apis/microsoft-project/microsoft-project-custom-fields-api/)
- [Microsoft Project Enterprise Project Types API](https://apis.io/apis/microsoft-project/microsoft-project-enterprise-project-types-api/)
- [Microsoft Project Event Handlers API](https://apis.io/apis/microsoft-project/microsoft-project-event-handlers-api/)
- [Microsoft Project Lookup Tables API](https://apis.io/apis/microsoft-project/microsoft-project-lookup-tables-api/)
- [Microsoft Project Phases API](https://apis.io/apis/microsoft-project/microsoft-project-phases-api/)
- [Microsoft Project Projects API](https://apis.io/apis/microsoft-project/microsoft-project-projects-api/)
- [Microsoft Project Resources API](https://apis.io/apis/microsoft-project/microsoft-project-resources-api/)

## Tags

Project-Online, REST, SharePoint, Task

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/microsoft-project/microsoft-project-online-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/microsoft-project/.