TennisEdge's AI model finds no betting value in S. Zhang vs D. Parry (Strasbourg on 2026-05-20) — the market is efficient, with D. Parry favoured at 1.60.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | S. Zhang | D. Parry |
|---|---|---|
| Elo ratings-based, surface-weighted |
25.6% | 74.4% |
| Machine learning 29-feature gradient-boosted model |
23.0% | 77.0% |
| Serve / return point-by-point simulation |
34.9% | 65.1% |
| Blend what the bot actually prices off |
27.8% | 72.2% |
| Market implied de-vigged from the opening odds |
40.7% | 59.3% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
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. 3, 2026.
S. Zhang leads 2–0 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 20, 2026 | Strasbourg | clay | S. Zhang | 2 - 0 |
| Feb. 18, 2022 | Doha | hard | S. Zhang | 2 - 0 |
| W | Y. Putintseva | 0 - 2 | Aug. 3, 2026 |
| L | G. Knutson | 1 - 2 | July 25, 2026 |
| L | K. Muchova | 2 - 0 | July 1, 2026 |
| W | B. Andreescu | 0 - 2 | June 29, 2026 |
| L | G. Ruse | 0 - 2 | June 20, 2026 |
| L | K. Day | 1 - 2 | Aug. 3, 2026 |
| L | M. Hontama | 0 - 2 | July 21, 2026 |
| L | A. Kalinskaya | 1 - 2 | July 1, 2026 |
| W | F. Jones | 0 - 2 | June 29, 2026 |
| L | I. Begu | 0 - 2 | June 21, 2026 |
All May 20, 2026 results & picks →
Math-only prediction: no LLM calls used