TennisEdge's AI model finds no betting value in O. Virtanen vs D. Dietrich (Gstaad on 2026-07-11) — the market is efficient, with O. Virtanen favoured at 1.44.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | O. Virtanen | D. Dietrich |
|---|---|---|
| Elo ratings-based, surface-weighted |
45.3% | 54.7% |
| Machine learning 29-feature gradient-boosted model |
66.7% | 33.3% |
| Serve / return point-by-point simulation |
23.4% | 76.6% |
| Blend what the bot actually prices off |
45.3% | 54.7% |
| Market implied de-vigged from the opening odds |
64.5% | 35.5% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| O. Virtanen | hard | 1724 | 122–77 | 199 |
| D. Dietrich | clay | 1653 | 37–20 | 57 |
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 March 7, 2026.
D. Dietrich leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| July 11, 2026 | Gstaad | clay | D. Dietrich | 2 - 0 |
| L | T. Skatov | 2 - 0 | July 30, 2026 |
| W | F. Romano | 0 - 2 | July 28, 2026 |
| L | D. Dedura | 2 - 1 | July 26, 2026 |
| W | M. Kasnikowski | 0 - 2 | July 25, 2026 |
| W | H. Squire | 0 - 0 | July 24, 2026 |
| L | T. Seyboth Wild | 2 - 0 | July 25, 2026 |
| W | H. Mayot | 0 - 2 | July 24, 2026 |
| W | M. Alcala Gurri | 0 - 2 | July 23, 2026 |
| W | T. Barrios Vera | 2 - 1 | July 21, 2026 |
| L | J. Kym | 2 - 1 | July 14, 2026 |
All July 11, 2026 results & picks →
Math-only prediction: no LLM calls used