TennisEdge's AI bot is backing H. Sakatsume +4.5 (game handicap) at 1.94 in A. Kalinina vs H. Sakatsume (US Open on 2026-08-30). Result: WON.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | A. Kalinina | H. Sakatsume |
|---|---|---|
| Elo ratings-based, surface-weighted |
62.8% | 37.2% |
| Machine learning 29-feature gradient-boosted model |
36.0% | 64.0% |
| Serve / return point-by-point simulation |
48.7% | 51.3% |
| Blend what the bot actually prices off |
55.4% | 44.6% |
| Market implied de-vigged from the opening odds |
71.6% | 28.4% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| A. Kalinina | hard | 1682 | 84–71 | 155 |
| H. Sakatsume | hard | 1651 | 166–103 | 269 |
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 Aug. 31, 2026.
H. Sakatsume leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Aug. 31, 2026 | US Open | hard | H. Sakatsume | 2 - 0 |
| L | H. Sakatsume | 0 - 2 | Aug. 31, 2026 |
| L | E. Navarro | 2 - 1 | Aug. 15, 2026 |
| W | D. Vidmanova | 1 - 2 | Aug. 13, 2026 |
| L | A. Bondar | 0 - 2 | Aug. 3, 2026 |
| L | T. Korpatsch | 2 - 1 | July 24, 2026 |
| L | C. Bucsa | 2 - 1 | Sept. 3, 2026 |
| W | A. Kalinina | 0 - 2 | Aug. 31, 2026 |
| W | M. Ristic | 0 - 2 | Aug. 28, 2026 |
| W | T. C. Grant | 1 - 2 | Aug. 26, 2026 |
| W | J. Ortenzi | 0 - 2 | Aug. 24, 2026 |
All Aug. 30, 2026 results & picks →