Sleeper League Sync & Playbook

Sleeper Fantasy Sports API Hub

Sync your live Sleeper leagues instantly using public REST APIs—no approval forms or passwords required. Access personalized start/sit decisions, waiver recommendations, and trade target funnels.

Sleeper API Integration (Primary)

Public REST API • Zero Setup

Instant sleeper username sync with zero passwords, API keys, or application approvals required.

Your Sleeper username:

We read Sleeper’s public API from your browser — no password, no OAuth, nothing stored. If you are in more than one league we will ask which to load rather than picking one for you.