TennisEdge's AI model finds no betting value in J. Ostapenko vs H. Dart (Wimbledon on 2026-06-29) — the market is efficient, with J. Ostapenko favoured at 1.33.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | J. Ostapenko | H. Dart |
|---|---|---|
| Elo ratings-based, surface-weighted |
74.1% | 25.9% |
| Machine learning 29-feature gradient-boosted model |
73.6% | 26.4% |
| Serve / return point-by-point simulation |
68.7% | 31.3% |
| Blend what the bot actually prices off |
72.0% | 28.0% |
| Market implied de-vigged from the opening odds |
71.9% | 28.1% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| J. Ostapenko | hard | 1767 | 88–73 | 161 |
| H. Dart | hard | 1679 | 133–94 | 227 |
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 March 23, 2026.
J. Ostapenko leads 2–0 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 29, 2026 | Wimbledon | grass | J. Ostapenko | 2 - 1 |
| June 28, 2023 | WTA Eastbourne | grass | J. Ostapenko | 2 - 0 |
| L | A. Sabalenka | 2 - 0 | July 3, 2026 |
| W | A. Ruzic | 2 - 0 | July 1, 2026 |
| W | H. Dart | 2 - 1 | June 29, 2026 |
| L | T. Maria | 1 - 0 | June 26, 2026 |
| W | Z. Sonmez | 2 - 0 | June 25, 2026 |
| L | S. Stephens | 1 - 2 | Aug. 1, 2026 |
| W | E. Dong | 1 - 1 | July 30, 2026 |
| L | T. Preston | 0 - 2 | July 30, 2026 |
| W | K. Cross | 2 - 0 | July 29, 2026 |
| L | M. Sakkari | 0 - 2 | July 15, 2026 |
All June 29, 2026 results & picks →
Math-only prediction: no LLM calls used