TennisEdge's AI model finds no betting value in L. Giustino vs K. Jacquet (French Open on 2026-05-19) — the market is efficient, with K. Jacquet 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 | L. Giustino | K. Jacquet |
|---|---|---|
| Elo ratings-based, surface-weighted |
59.0% | 41.0% |
| Machine learning 29-feature gradient-boosted model |
56.8% | 43.2% |
| Serve / return point-by-point simulation |
72.9% | 27.1% |
| Blend what the bot actually prices off |
62.9% | 37.1% |
| Market implied de-vigged from the opening odds |
33.7% | 66.3% |
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. Giustino | clay | 1549 | 164–139 | 303 |
| K. Jacquet | clay | 1612 | 85–61 | 146 |
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. 4, 2026.
Level at 1–1 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 19, 2026 | French Open | clay | K. Jacquet | 2 - 0 |
| March 24, 2026 | Naples | clay | L. Giustino | 2 - 1 |
| W | V. Sachko | 2 - 1 | Aug. 4, 2026 |
| L | O. Wallin | 2 - 1 | July 28, 2026 |
| L | F. Cina | 2 - 0 | July 19, 2026 |
| W | N. Hipfl | 0 - 2 | July 18, 2026 |
| L | F. Roncadelli | 2 - 1 | July 14, 2026 |
| L | G. Diallo | 2 - 1 | Aug. 3, 2026 |
| W | A. Shevchenko | 1 - 2 | Aug. 1, 2026 |
| L | A. Blockx | 1 - 2 | July 22, 2026 |
| W | D. Merida Aguilar | 1 - 2 | July 21, 2026 |
| L | T. Daniel | 1 - 2 | July 19, 2026 |
All May 19, 2026 results & picks →
Math-only prediction: no LLM calls used