TennisEdge's AI model finds no betting value in K. Quevedo vs S. Ishii (Wimbledon on 2026-06-23) — the market is efficient, with K. Quevedo favoured at 1.26.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | K. Quevedo | S. Ishii |
|---|---|---|
| Elo ratings-based, surface-weighted |
49.0% | 51.0% |
| Machine learning 29-feature gradient-boosted model |
63.9% | 36.1% |
| Blend what the bot actually prices off |
61.4% | 38.6% |
| 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 |
|---|---|---|---|---|
| K. Quevedo | clay | 1748 | 90–49 | 139 |
| S. Ishii | hard | 1446 | 69–59 | 128 |
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. 2, 2026.
K. Quevedo leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 23, 2026 | Wimbledon | grass | K. Quevedo | 2 - 0 |
| L | L. Samson | 1 - 2 | Aug. 2, 2026 |
| W | F. Jones | 1 - 0 | Aug. 1, 2026 |
| W | C. Monnet | 2 - 0 | July 31, 2026 |
| W | I. Burillo Escorihuela | 2 - 0 | July 29, 2026 |
| W | I. Fetecau | 2 - 0 | July 27, 2026 |
| L | R. Saigo | 2 - 0 | July 31, 2026 |
| W | H. Sato | 2 - 1 | July 30, 2026 |
| W | F. Gandolfi | 2 - 1 | July 29, 2026 |
| L | H. Klugman | 0 - 2 | July 14, 2026 |
| L | K. Cross | 0 - 2 | July 8, 2026 |
All June 23, 2026 results & picks →
Math-only prediction: no LLM calls used