TennisEdge's AI model finds no betting value in Y. Putintseva vs C. Osorio (French Open on 2026-05-28) — the market is efficient, with C. Osorio favoured at 1.66.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | Y. Putintseva | C. Osorio |
|---|---|---|
| Elo ratings-based, surface-weighted |
49.6% | 50.4% |
| Machine learning 29-feature gradient-boosted model |
43.8% | 56.2% |
| Serve / return point-by-point simulation |
41.4% | 58.6% |
| Blend what the bot actually prices off |
44.9% | 55.1% |
| Market implied de-vigged from the opening odds |
43.0% | 57.0% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| Y. Putintseva | hard | 1750 | 113–90 | 203 |
| C. Osorio | hard | 1807 | 72–65 | 137 |
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.
C. Osorio leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 28, 2026 | French Open | clay | C. Osorio | 2 - 1 |
| L | S. Zhang | 0 - 2 | Aug. 3, 2026 |
| L | E. Avanesyan | 2 - 1 | July 23, 2026 |
| W | M. Barthel | 0 - 2 | July 21, 2026 |
| L | M. Sherif | 1 - 2 | July 17, 2026 |
| W | A. Charaeva | 2 - 0 | July 15, 2026 |
| W | L. Stefanini | 0 - 2 | Aug. 2, 2026 |
| L | A. Zakharova | 0 - 2 | July 29, 2026 |
| W | S. Hunter | 2 - 0 | July 28, 2026 |
| L | L. Noskova | 1 - 2 | July 2, 2026 |
| W | S. Waltert | 2 - 0 | June 30, 2026 |
All May 28, 2026 results & picks →
Math-only prediction: no LLM calls used