- Open My league.
- Enter your Sleeper username (not email).
- Choose the league; your roster and the suggested lineup appear.
Nothing is stored on our side. See the privacy policy.
Import your Sleeper league
Type your Sleeper username in the “My league” section, pick a league, and DynastyMath fills your optimal lineup from this week’s projections, including flex and superflex slots. No password or login needed; it uses Sleeper’s public API from your browser.