TennisEdge's AI model finds no betting value in Z. Piros vs B. Harris (Wimbledon on 2026-06-24) — the market is efficient, with B. Harris favoured at 1.43.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | Z. Piros | B. Harris |
|---|---|---|
| Elo ratings-based, surface-weighted |
44.0% | 56.0% |
| Machine learning 29-feature gradient-boosted model |
33.0% | 67.0% |
| Blend what the bot actually prices off |
44.0% | 56.0% |
| Market implied de-vigged from the opening odds |
34.5% | 65.5% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
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 |
|---|---|---|---|---|
| June 24, 2026 | Wimbledon | grass | B. Harris | 2 - 0 |
| July 5, 2018 | Bakio | hard | Z. Piros | 2 - 0 |
| W | D. Rincon | 2 - 0 | Aug. 4, 2026 |
| L | M. H. Rehberg | 0 - 2 | July 22, 2026 |
| W | S. Napolitano | 1 - 0 | July 20, 2026 |
| W | T. Droguet | 0 - 2 | July 12, 2026 |
| W | J. Kym | 2 - 0 | July 11, 2026 |
| L | A. Shelbayh | 2 - 0 | July 25, 2026 |
| L | D. Suresh | 2 - 0 | July 21, 2026 |
| L | K. Khachanov | 3 - 1 | June 30, 2026 |
| W | Y. Zhou | 1 - 3 | June 25, 2026 |
| W | Z. Piros | 0 - 2 | June 24, 2026 |
All June 24, 2026 results & picks →
Math-only prediction: no LLM calls used