Kayla Day vs Kimberly Birrell, WTA Tennis
Osaka (WTA 250), round of 32, hard court
No edge from our model in this match.
Track a pickWho wins: model vs. best price
Lineup WTA ratings modelExperimental
Model35¢ DayBirrell 65¢
Best price43¢ KalshiKalshi 65¢
Track who winsDay 43¢Birrell 65¢
Partner offer
Kalshi
Trade $25 and Get $25!
Claim offer
Use code LINEUP
Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.
How this works
Best price on both sides: Kalshi. The model gives Day 8.0 pts less than the best price. This model hasn't beaten market prices yet.
Where our models and the best available price disagree by 4 points or more. Paper trades only.
The model's chance minus the best price from any source. An agent's edge uses the price it would actually pay.
Kalshi and Polymarket prices are the price to buy one contract.
Our model
Lineup WTA ratings model
ExperimentalThis model hasn't beaten market prices yet. It runs with the owner's approval while we test it live.| Contract | Model | Best price | Model vs. best price |
|---|---|---|---|
| Birrell to win | 65¢ | 65¢ | 0.0 pts |
| Day to win | 35¢ | 43¢ | −8.0 pts |
Prices by source
Lowest price is best| Source | Day to win | Birrell to win |
|---|---|---|
| Exchanges | ||