TennisEdge's AI bot is backing Under 21.0 games at 2.21 in A. De Minaur vs R. Sakamoto (Shanghai on 2026-10-10). Result: LOST.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | A. De Minaur | R. Sakamoto |
|---|---|---|
| Elo ratings-based, surface-weighted |
79.5% | 20.5% |
| Machine learning 29-feature gradient-boosted model |
77.2% | 22.8% |
| Serve / return point-by-point simulation |
41.8% | 58.2% |
| Blend what the bot actually prices off |
66.2% | 33.8% |
| Market implied de-vigged from the opening odds |
69.0% | 31.0% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| A. De Minaur | hard | 1994 | 177–89 | 266 |
| R. Sakamoto | hard | 1765 | 99–64 | 163 |
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. 4, 2026.
A. De Minaur leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Oct. 11, 2026 | Shanghai | hard | A. De Minaur | 2 - 0 |
| L | T. M. Etcheverry | 2 - 0 | Nov. 4, 2026 |
| L | C. Alcaraz | 0 - 2 | Nov. 1, 2026 |
| W | A. Zverev | 1 - 2 | Oct. 31, 2026 |
| W | M. Berrettini | 0 - 2 | Oct. 30, 2026 |
| W | L. Tien | 0 - 2 | Oct. 28, 2026 |
All Oct. 10, 2026 results & picks →