TennisEdge's AI model finds no betting value in P. Udvardy vs A. Kalinina (Rabat on 2026-05-22) — the market is efficient, with A. Kalinina favoured at 1.40.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | P. Udvardy | A. Kalinina |
|---|---|---|
| Elo ratings-based, surface-weighted |
36.4% | 63.6% |
| Machine learning 29-feature gradient-boosted model |
22.1% | 77.9% |
| Serve / return point-by-point simulation |
53.3% | 46.7% |
| Blend what the bot actually prices off |
37.3% | 62.7% |
| Market implied de-vigged from the opening odds |
31.8% | 68.2% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| P. Udvardy | clay | 1702 | 179–102 | 281 |
| A. Kalinina | hard | 1699 | 83–69 | 152 |
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 July 23, 2026.
A. Kalinina leads 4–0 over 4 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 22, 2026 | Rabat | clay | A. Kalinina | 2 - 0 |
| April 8, 2026 | Linz | clay | A. Kalinina | 2 - 1 |
| March 6, 2026 | Antalya 2 | clay | A. Kalinina | 2 - 0 |
| July 16, 2021 | Budapest | hard | A. Kalinina | 2 - 0 |
| W | E. Lys | 1 - 1 | Aug. 3, 2026 |
| L | P. Badosa | 2 - 0 | July 23, 2026 |
| W | E. Pridankina | 0 - 2 | July 21, 2026 |
| L | P. Badosa | 0 - 2 | July 17, 2026 |
| W | K. Kawa | 2 - 1 | July 16, 2026 |
| L | A. Bondar | 0 - 2 | Aug. 3, 2026 |
| L | T. Korpatsch | 2 - 1 | July 24, 2026 |
| W | M. L. Carle | 0 - 2 | July 22, 2026 |
| W | K. Quevedo | 0 - 2 | July 20, 2026 |
| L | P. Badosa | 2 - 0 | July 14, 2026 |
All May 22, 2026 results & picks →
Math-only prediction: no LLM calls used