TennisEdge's AI bot is backing B. Krejcikova (moneyline) in K. Birrell vs B. Krejcikova (Eastbourne on 2026-06-23).
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | K. Birrell | B. Krejcikova |
|---|---|---|
| Elo ratings-based, surface-weighted |
14.4% | 85.5% |
| Machine learning 29-feature gradient-boosted model |
57.2% | 42.8% |
| Serve / return point-by-point simulation |
18.2% | 81.8% |
| Blend what the bot actually prices off |
30.0% | 70.0% |
| Market implied de-vigged from the opening odds |
34.4% | 65.6% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| K. Birrell | hard | 1773 | 149–98 | 247 |
| B. Krejcikova | hard | 1893 | 82–51 | 133 |
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. 2, 2026.
K. Birrell leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 23, 2026 | Eastbourne | grass | K. Birrell | 2 - 0 |
| L | V. Golubic | 0 - 2 | Aug. 2, 2026 |
| L | Y. Ma | 2 - 0 | July 29, 2026 |
| L | S. Cirstea | 2 - 0 | July 2, 2026 |
| W | A. Korneeva | 2 - 1 | June 30, 2026 |
| L | P. Marcinko | 2 - 0 | June 24, 2026 |
| L | L. Tagger | 2 - 1 | July 25, 2026 |
| W | D. Salkova | 0 - 2 | July 24, 2026 |
| W | L. Havlickova | 0 - 2 | July 23, 2026 |
| W | L. Fruhvirtova | 0 - 2 | July 21, 2026 |
| W | M. Sakkari | 2 - 0 | July 19, 2026 |
All June 23, 2026 results & picks →
The mathematical model suggests a 9.1% edge on Birrell, driven primarily by an ML model overvaluing her recent wins against low-ranked opponents (Stearns ELO 1504, Spink ELO 1500). Qualitative analysis reveals the market is 'chasing' Birrell's recent form, implying her odds are shorter than fair value, effectively negating the calculated edge. Additionally, Krejcikova holds a superior 4-0 grass record and enters well-rested (10 days off), while Birrell faces fatigue from a tournament final just 48 hours ago. The ELO model's 85.5% probability for Krejcikova is a more reliable indicator of the true skill gap than the ML's outlier prediction.