TennisEdge's AI bot is backing J. Tjen (moneyline) at 6.80 in M. Andreeva vs J. Tjen (US Open on 2026-08-30). Result: LOST.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | M. Andreeva | J. Tjen |
|---|---|---|
| Elo ratings-based, surface-weighted |
81.5% | 18.5% |
| Machine learning 29-feature gradient-boosted model |
73.3% | 26.7% |
| Serve / return point-by-point simulation |
54.3% | 45.7% |
| Blend what the bot actually prices off |
73.0% | 27.0% |
| Market implied de-vigged from the opening odds |
82.0% | 18.0% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| M. Andreeva | hard | 2007 | 108–42 | 150 |
| J. Tjen | hard | 1765 | 117–40 | 157 |
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. 11, 2026.
M. Andreeva leads 2–0 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Sept. 1, 2026 | US Open | hard | M. Andreeva | 2 - 0 |
| Aug. 18, 2026 | Cincinnati | hard | M. Andreeva | 2 - 0 |
| W | A. Sabalenka | 0 - 2 | Nov. 11, 2026 |
| W | E. Svitolina | 2 - 0 | Nov. 9, 2026 |
| L | Q. Zheng | 2 - 0 | Oct. 11, 2026 |
| W | N. Bartunkova | 2 - 0 | Oct. 10, 2026 |
| W | E. Alexandrova | 0 - 2 | Oct. 8, 2026 |
| L | M. Linette | 1 - 2 | Nov. 9, 2026 |
| W | R. Montgomery | 2 - 0 | Nov. 7, 2026 |
| W | P. Kudermetova | 2 - 1 | Nov. 6, 2026 |
| W | J. Garland | 2 - 0 | Nov. 4, 2026 |
| W | K. Hui | 2 - 0 | Nov. 3, 2026 |
All Aug. 30, 2026 results & picks →