TennisEdge's AI model finds no betting value in R. Bertrand vs D. Glinka (French Open on 2026-05-18) — the market is efficient, with D. Glinka favoured 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. Bertrand | D. Glinka |
|---|---|---|
| Elo ratings-based, surface-weighted |
39.2% | 60.8% |
| Machine learning 29-feature gradient-boosted model |
27.1% | 73.0% |
| Serve / return point-by-point simulation |
29.9% | 70.0% |
| Blend what the bot actually prices off |
32.1% | 67.9% |
| Market implied de-vigged from the opening odds |
26.8% | 73.2% |
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. Bertrand | clay | 1303 | 23–26 | 49 |
| D. Glinka | hard | 1616 | 153–123 | 276 |
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 June 16, 2026.
D. Glinka leads 4–0 over 4 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 18, 2026 | French Open | clay | D. Glinka | 2 - 0 |
| May 16, 2024 | M25 Kachreti | hard | D. Glinka | 2 - 1 |
| May 26, 2023 | ITF M15 Monastir 21 Men | hard | D. Glinka | 2 - 1 |
| May 11, 2023 | ITF M15 Monastir 19 Men | hard | D. Glinka | 2 - 1 |
| L | A. Moro Canas | 2 - 0 | Aug. 4, 2026 |
| L | O. Crawford | 1 - 2 | July 9, 2026 |
| W | T. Kumasaka | 2 - 0 | July 8, 2026 |
| W | A. Bravo | 2 - 0 | July 7, 2026 |
| L | S. Perez Contri | 2 - 1 | June 25, 2026 |
| W | F. Zakaria | 1 - 2 | Aug. 3, 2026 |
| L | P. Sekulic | 1 - 2 | July 16, 2026 |
| W | G. Johns | 2 - 0 | July 14, 2026 |
| L | Y. Bu | 0 - 2 | July 8, 2026 |
| L | E. Winter | 1 - 2 | July 2, 2026 |
All May 18, 2026 results & picks →
Math-only prediction: no LLM calls used