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 | 1654 | 85–75 | 160 |
| H. Sakatsume | hard | 1649 | 173–109 | 282 |
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 Oct. 20, 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 | J. Paolini | 2 - 0 | Oct. 20, 2026 |
| L | A. Sasnovich | 0 - 0 | Oct. 18, 2026 |
| W | S. Waltert | 2 - 1 | Oct. 17, 2026 |
| L | S. Kartal | 0 - 2 | Oct. 12, 2026 |
| L | J. Tjen | 2 - 1 | Sept. 30, 2026 |
| L | Z. Bai | 1 - 2 | Nov. 13, 2026 |
| W | Huang Yujia | 2 - 1 | Nov. 12, 2026 |
| W | A. Subasic | 2 - 0 | Nov. 10, 2026 |
| L | T. Valentova | 0 - 2 | Nov. 3, 2026 |
| W | E. Pridankina | 2 - 1 | Nov. 1, 2026 |
All Aug. 30, 2026 results & picks →