AI match preview for R. Sakamoto vs B. Harris (Matsuyama on 2026-11-14): models, form and the market read. No bot verdict is published for this match yet. R. Sakamoto is the market favourite at 1.28.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | R. Sakamoto | B. Harris |
|---|---|---|
| Elo ratings-based, surface-weighted |
71.4% | 28.6% |
| Machine learning 29-feature gradient-boosted model |
67.8% | 32.1% |
| Serve / return point-by-point simulation |
78.0% | 22.0% |
| Blend what the bot actually prices off |
72.4% | 27.6% |
| Market implied de-vigged from the opening odds |
68.9% | 31.1% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| R. Sakamoto | hard | 1765 | 99–64 | 163 |
| B. Harris | hard | 1597 | 169–126 | 295 |
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. 13, 2026.
B. Harris leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Oct. 30, 2026 | Seoul | hard | B. Harris | 0 - 0 |
| W | O. Milic | 2 - 0 | Nov. 13, 2026 |
| W | K. Samrej | 2 - 0 | Nov. 12, 2026 |
| W | R. Tokuda | 2 - 0 | Nov. 10, 2026 |
| L | B. Harris | 0 - 0 | Oct. 30, 2026 |
| W | Z. Zhang | 0 - 2 | Oct. 28, 2026 |
| W | K. Uchida | 0 - 2 | Nov. 13, 2026 |
| W | F. Sun | 0 - 2 | Nov. 11, 2026 |
| W | L. Broady | 2 - 1 | Nov. 10, 2026 |
| L | J. Kumstat | 2 - 0 | Nov. 4, 2026 |
| W | K. S. Chen | 0 - 2 | Nov. 3, 2026 |
All Nov. 14, 2026 results & picks →