Madison Keys vs Marta Kostyuk Prediction (Aug 6, 2026)

Result: Marta Kostyuk won. We gave Marta Kostyuk 55% before the match, so our pick (Marta Kostyuk) was right.

Brier score (lower is better): ours 0.200, market six hours out 0.203.

Our modelMarta Kostyuk 55% · Madison Keys 45%
Market price at our callMarta Kostyuk 56%
EventToronto · Hard
Scheduled startThu Aug 6, 2026, 03:00 PM ET
Call logged2026-08-05 16:18 UTC (before first serve)
Tennis board Contact