TennisEdge's AI bot is backing V. Valdmannova (moneyline) at 2.28 in C. Y. Lee vs V. Valdmannova (Warsaw on 2026-08-07). Result: LOST.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | C. Y. Lee | V. Valdmannova |
|---|---|---|
| Elo ratings-based, surface-weighted |
49.6% | 50.4% |
| Machine learning 29-feature gradient-boosted model |
48.6% | 51.4% |
| Serve / return point-by-point simulation |
49.8% | 50.2% |
| Blend what the bot actually prices off |
51.2% | 48.8% |
| Market implied de-vigged from the opening odds |
55.6% | 44.4% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| C. Y. Lee | hard | 1715 | 101–42 | 143 |
| V. Valdmannova | hard | 1723 | 73–34 | 107 |
Our own ratings, computed from match results since 2018. Players with fewer than 5 rated matches are omitted rather than shown at a provisional starting value. Last updated Nov. 13, 2026.
C. Y. Lee leads 3–0 over 3 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Sept. 7, 2026 | Barranquilla | hard | C. Y. Lee | 2 - 0 |
| Aug. 7, 2026 | Warsaw | hard | C. Y. Lee | 2 - 0 |
| Aug. 17, 2025 | W35 Vigo | hard | C. Y. Lee | 2 - 0 |
| W | H. Kinoshita | 2 - 0 | Nov. 13, 2026 |
| W | B. Jeong | 2 - 1 | Nov. 12, 2026 |
| W | A. Ito | 2 - 0 | Nov. 10, 2026 |
| L | M. Sakkari | 0 - 2 | Nov. 2, 2026 |
| L | A. Sasnovich | 2 - 0 | Nov. 1, 2026 |
| L | A. Ruzic | 2 - 0 | Sept. 28, 2026 |
| L | A. Blinkova | 2 - 0 | Sept. 17, 2026 |
| W | L. Pigossi | 2 - 1 | Sept. 16, 2026 |
| L | C. Y. Lee | 0 - 2 | Sept. 7, 2026 |
| L | E. Kalieva | 2 - 1 | Aug. 28, 2026 |
All Aug. 7, 2026 results & picks →