TennisEdge's AI model finds no betting value in K. Deichmann vs J. Garland (French Open on 2026-05-18) — the market is efficient, with J. Garland favoured at 1.57.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | K. Deichmann | J. Garland |
|---|---|---|
| Elo ratings-based, surface-weighted |
48.9% | 51.2% |
| Machine learning 29-feature gradient-boosted model |
53.7% | 46.3% |
| Serve / return point-by-point simulation |
50.7% | 49.3% |
| Blend what the bot actually prices off |
51.1% | 48.9% |
| Market implied de-vigged from the opening odds |
41.1% | 58.9% |
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. Deichmann | hard | 1522 | 84–72 | 156 |
| J. Garland | hard | 1677 | 143–69 | 212 |
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 14, 2026.
K. Deichmann leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 18, 2026 | French Open | clay | K. Deichmann | 2 - 1 |
| L | V. Brand | 2 - 0 | July 19, 2026 |
| L | M. L. Carle | 2 - 1 | July 14, 2026 |
| L | T. Zidansek | Walk Over | July 9, 2026 |
| W | A. Prisacariu | 1 - 2 | July 8, 2026 |
| L | T. J. Brockmann | 2 - 1 | July 1, 2026 |
| L | T. C. Grant | 0 - 2 | June 24, 2026 |
| W | C. Naef | 1 - 2 | June 23, 2026 |
| L | R. Montgomery | 2 - 0 | June 7, 2026 |
| W | B. Du Pree | 0 - 2 | June 6, 2026 |
| L | G. Knutson | 2 - 0 | June 2, 2026 |
All May 18, 2026 results & picks →
Math-only prediction: no LLM calls used