TennisEdge's AI bot is backing A. Zakharova (moneyline) at 1.76 in A. Zakharova vs T. Kostovic (Guangzhou on 2026-10-25). Result: LOST.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | A. Zakharova | T. Kostovic |
|---|---|---|
| Elo ratings-based, surface-weighted |
69.2% | 30.8% |
| Machine learning 29-feature gradient-boosted model |
80.0% | 20.0% |
| Serve / return point-by-point simulation |
49.8% | 50.2% |
| Blend what the bot actually prices off |
66.4% | 33.6% |
| Market implied de-vigged from the opening odds |
57.4% | 42.6% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| A. Zakharova | hard | 1699 | 179–101 | 280 |
| T. Kostovic | hard | 1540 | 22–22 | 44 |
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. 7, 2026.
T. Kostovic leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Oct. 25, 2026 | Guangzhou | hard | T. Kostovic | 2 - 0 |
| L | M. Linette | 2 - 1 | Nov. 7, 2026 |
| W | L. Stefanini | 1 - 0 | Nov. 6, 2026 |
| W | V. Adkar | 2 - 0 | Nov. 5, 2026 |
| W | P. Iatcenko | 2 - 0 | Nov. 3, 2026 |
| L | M. Linette | 0 - 2 | Oct. 27, 2026 |
| L | O. Selekhmeteva | 2 - 0 | Nov. 3, 2026 |
| L | M. Timofeeva | 2 - 0 | Oct. 26, 2026 |
| W | A. Zakharova | 0 - 2 | Oct. 25, 2026 |
| W | Y. Qu | 1 - 2 | Oct. 24, 2026 |
| L | M. Kubka | 0 - 2 | Oct. 15, 2026 |
All Oct. 25, 2026 results & picks →