Forum Discussion
LucaP2495
Mar 21, 2025Copper Contributor
DevOps REST API - identity picker (query on list of users)
I'm using DevOps REST API via OAuth 2.0 to populate the fields of work item types. For "identity" fields, such as "System.AssignedTo", I'm having a hard time trying to figure out the best API that a...
Jamony
Jun 29, 2026MCT
The _apis/IdentityPicker/Identities endpoint is used by the Azure DevOps web UI and is not a great supported API surface to build against, which explains the 401/HTML response. For a supported approach, use the Azure DevOps Graph Users API and page through users, then search/filter client-side. Also check the OAuth scope: Graph users uses vso.graph, not only vso.identity.