Data Sources

Auction Cipher combines several data sources to produce league-calibrated auction valuations. The sources that require or merit attribution are credited below.

FantasyPros

Player rankings and projections are powered by FantasyPros, used under a licensed data agreement.

fantasypros.com (opens in a new tab)
Yahoo Fantasy

League settings and historical draft results for leagues connected via Yahoo are provided by Yahoo Fantasy.

Yahoo Fantasy (opens in a new tab)
Sleeper

League settings and historical draft results for leagues connected via Sleeper are provided by Sleeper.

sleeper.com (opens in a new tab)
nflverse

Player identities, team affiliations, and bye weeks are sourced from nflverse, an open-source NFL data project.

nflverse.com (opens in a new tab)