Sofia Costoulas vs Gabriela Knutson Prediction (Aug 4, 2026)
Result: Gabriela Knutson won. We gave Gabriela Knutson 41% before the match, so our pick (Sofia Costoulas) was wrong.
Brier score (lower is better): ours 0.345, market six hours out 0.397.
| Our model | Sofia Costoulas 59% · Gabriela Knutson 41% |
| Market price at our call | Sofia Costoulas 52% |
| Event | 125K Warsaw · Clay |
| Scheduled start | Tue Aug 4, 2026, 10:20 AM ET |
| Call logged | 2026-08-03 23:34 UTC (before first serve) |
Every call we make is logged before the match and graded after it. See the live tennis board, the full match list and our public track record.
All WTA 125 Warsaw 2026 predictions · Gabriela Knutson predictions
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