TennisEdge's AI model finds no betting value in L. Stefanini vs A. Charaeva (French Open on 2026-05-19) — the market is efficient, with A. Charaeva favoured at 1.16.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | L. Stefanini | A. Charaeva |
|---|---|---|
| Elo ratings-based, surface-weighted |
26.6% | 73.4% |
| Machine learning 29-feature gradient-boosted model |
13.7% | 86.3% |
| Serve / return point-by-point simulation |
51.0% | 49.0% |
| Blend what the bot actually prices off |
30.4% | 69.6% |
| Market implied de-vigged from the opening odds |
18.8% | 81.2% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| L. Stefanini | hard | 1644 | 116–80 | 196 |
| A. Charaeva | hard | 1610 | 75–54 | 129 |
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. 2, 2026.
L. Stefanini leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 19, 2026 | French Open | clay | L. Stefanini | 2 - 0 |
| L | C. Osorio | 0 - 2 | Aug. 2, 2026 |
| W | S. Kenin | 1 - 2 | Aug. 1, 2026 |
| L | Y. Ku | 0 - 2 | July 25, 2026 |
| W | M. Sawangkaew | 2 - 0 | July 24, 2026 |
| W | A. Akli | 0 - 2 | July 23, 2026 |
| L | A. Bondar | 2 - 0 | July 24, 2026 |
| W | S. Kraus | 2 - 1 | July 22, 2026 |
| W | S. Sorribes Tormo | 1 - 2 | July 21, 2026 |
| L | Y. Putintseva | 2 - 0 | July 15, 2026 |
| W | V. Jimenez Kasintseva | 2 - 0 | July 13, 2026 |
All May 19, 2026 results & picks →
Math-only prediction: no LLM calls used