Arkham has launched an Elo style rating system that measures prediction market traders by accuracy and the difficulty of their successful calls.

The highest Elo-ranked trader, “GardenerCx,” has a win rate of 64.3% over 2,644 bets focused on up/down bitcoin markets.

Arkham has launched an Elo style rating system that measures prediction market traders by accuracy and the difficulty of their successful calls.

Arkham launched Prediction Market Elo on June 29, ranking Polymarket traders by forecasting accuracy, not just PnL.