TennisEdge's AI model finds no betting value in L. Boisson vs S. Sierra (Hertogenbosch on 2026-06-10) — the market is efficient, with S. Sierra favoured at 1.50.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | L. Boisson | S. Sierra |
|---|---|---|
| Elo ratings-based, surface-weighted |
28.9% | 71.0% |
| Machine learning 29-feature gradient-boosted model |
11.1% | 88.9% |
| Blend what the bot actually prices off |
20.0% | 80.0% |
| Market implied de-vigged from the opening odds |
36.4% | 63.6% |
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. Boisson | clay | 1739 | 82–39 | 121 |
| S. Sierra | clay | 1799 | 152–59 | 211 |
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 May 26, 2026.
Level at 1–1 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 10, 2026 | Hertogenbosch | grass | S. Sierra | 2 - 1 |
| May 2, 2024 | Saint Malo Challenger Women | clay | L. Boisson | 2 - 0 |
| L | A. Ruzic | 1 - 2 | Aug. 3, 2026 |
| W | E. Arango | 0 - 2 | Aug. 1, 2026 |
| L | E. Rybakina | 1 - 2 | June 30, 2026 |
| L | S. Sierra | 1 - 2 | June 10, 2026 |
| L | A. Kalinskaya | 2 - 0 | May 26, 2026 |
| L | S. Stephens | 0 - 2 | Aug. 4, 2026 |
| L | T. Prozorova | 1 - 2 | July 27, 2026 |
| L | C. Gauff | 1 - 2 | July 1, 2026 |
| W | A. Bondar | 2 - 1 | June 29, 2026 |
| L | Q. Zheng | 1 - 2 | June 22, 2026 |
All June 10, 2026 results & picks →
Math-only prediction: no LLM calls used