# NextRoll User Lists API

**Canonical:** https://apis.io/apis/nextroll/nextroll-user-lists-api/  
**Provider:** NextRoll — https://apis.io/providers/nextroll/  
**Base URL:** https://services.adroll.com/user-lists/api/v1  
**Documentation:** https://apidocs.nextroll.com/user-lists-api/index.html

NextRoll User Lists API is one of 9 APIs that [NextRoll](https://apis.io/providers/nextroll/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Audiences and User Lists. The published artifact set on APIs.io includes API documentation and an API reference.

Retrieve the size of audiences and user lists by ad, ad group, advertisable, segment and audience preview, including exact and CDP+ segment counts.

## Machine-readable artifacts (2)

- **Documentation** — https://apidocs.nextroll.com/user-lists-api/overview.html
- **APIReference** — https://apidocs.nextroll.com/user-lists-api/reference.html

## Other NextRoll APIs (8)

- [NextRoll CRUD API](https://apis.io/apis/nextroll/nextroll-crud-api/)
- [NextRoll GraphQL Reporting API](https://apis.io/apis/nextroll/nextroll-graphql-reporting-api/)
- [NextRoll Audience API](https://apis.io/apis/nextroll/nextroll-audience-api/)
- [NextRoll Prospecting API](https://apis.io/apis/nextroll/nextroll-prospecting-api/)
- [NextRoll Geotargeting API](https://apis.io/apis/nextroll/nextroll-geotargeting-api/)
- [AdRoll ABM Activate and Playbooks API](https://apis.io/apis/nextroll/adroll-abm-activate-and-playbooks-api/)
- [NextRoll Server-to-Server (S2S) Event API](https://apis.io/apis/nextroll/nextroll-server-to-server-s2s-event-api/)
- [AdRoll MCP Server](https://apis.io/apis/nextroll/adroll-mcp-server/)

## Tags

Audiences, User Lists

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