TennisEdge's AI model finds no betting value in S. Kraus vs A-L. Friedsam (French Open on 2026-05-21) — the market is efficient, with S. Kraus favoured at 1.20.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | S. Kraus | A-L. Friedsam |
|---|---|---|
| Elo ratings-based, surface-weighted |
76.0% | 24.0% |
| Machine learning 29-feature gradient-boosted model |
85.0% | 15.0% |
| Serve / return point-by-point simulation |
58.1% | 41.9% |
| Blend what the bot actually prices off |
73.0% | 27.0% |
| Market implied de-vigged from the opening odds |
76.2% | 23.8% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| S. Kraus | clay | 1776 | 175–88 | 263 |
| A-L. Friedsam | hard | 1564 | 84–70 | 154 |
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 July 14, 2026.
S. Kraus leads 2–0 over 2 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 21, 2026 | French Open | clay | S. Kraus | 2 - 0 |
| Oct. 31, 2024 | ITF W75 Hamburg Women | hard | S. Kraus | 2 - 1 |
| L | A. Charaeva | 2 - 1 | July 22, 2026 |
| W | D. Semenistaja | 1 - 2 | July 21, 2026 |
| W | J. Grabher | 0 - 2 | July 19, 2026 |
| W | M. Bassols | 1 - 2 | July 18, 2026 |
| W | E. Andreeva | 0 - 2 | July 17, 2026 |
| L | D. Salkova | 0 - 2 | July 30, 2026 |
| W | L. Zaar | 0 - 2 | July 28, 2026 |
| L | J. Pastikova | 1 - 2 | July 21, 2026 |
| L | M. Bassols | 2 - 0 | July 14, 2026 |
| L | D. Cherubini | 1 - 2 | July 8, 2026 |
All May 21, 2026 results & picks →
Math-only prediction: no LLM calls used