TennisEdge's AI model finds no betting value in B. Shelton vs E. Quinn (Halle on 2026-06-18) — the market is efficient, with B. Shelton favoured at 1.29.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | B. Shelton | E. Quinn |
|---|---|---|
| Elo ratings-based, surface-weighted |
89.6% | 10.4% |
| Machine learning 29-feature gradient-boosted model |
74.4% | 25.6% |
| Blend what the bot actually prices off |
77.1% | 22.9% |
| Market implied de-vigged from the opening odds |
74.6% | 25.4% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| B. Shelton | hard | 1936 | 144–68 | 212 |
| E. Quinn | hard | 1803 | 112–77 | 189 |
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. 1, 2026.
B. Shelton leads 2–0 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 18, 2026 | Halle | grass | B. Shelton | 2 - 1 |
| Nov. 17, 2022 | Champaign | hard | B. Shelton | 2 - 0 |
| L | A. Tabilo | 2 - 1 | Aug. 1, 2026 |
| W | U. Humbert | 1 - 2 | July 30, 2026 |
| W | M. Damm | 1 - 2 | July 28, 2026 |
| L | O. Virtanen | 3 - 2 | June 30, 2026 |
| W | C. Ruud | 0 - 2 | June 25, 2026 |
| L | S. Mochizuki | 3 - 0 | July 1, 2026 |
| W | L. Darderi | 3 - 0 | June 29, 2026 |
| L | A. Davidovich Fokina | 0 - 2 | June 27, 2026 |
| W | N. Borges | 0 - 2 | June 26, 2026 |
| W | V. Kopriva | 2 - 1 | June 25, 2026 |
All June 18, 2026 results & picks →
Math-only prediction: no LLM calls used