TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 1, 1:34 PM EST
Kalshi
This market focuses on predicting the precise set scores in a specific tennis match between Madison Keys and Alina Korneeva at the 2026 US Open Women Singles Round Of 128. It covers various potential outcomes based on how the sets are won by each player.
The market resolves based on the exact set score of the Madison Keys vs Alina Korneeva match in the 2026 US Open Women Singles Round Of 128. If the match does not occur before any play due to injury, walkover, forfeiture, or cancellation, it resolves to a fair price. Postponements or delays keep the market open until the rescheduled match concludes within two weeks. If a player retires during the match, markets can resolve based on completed play; otherwise, unresolved markets settle at a fair market price determined by the Exchange. The Exchange retains sole discretion in determining fair market prices when necessary.
On Kalshi, this market reflects trader sentiment rather than traditional sportsbook lines. Prediction market odds incorporate real-time betting data and can diverge from sportsbook odds due to different participant pools and risk models. While sportsbooks may set lines based on broader analytics and public betting patterns, this market prices in the collective wisdom of its users. The resulting probability can appear more volatile or skewed depending on trader confidence and available information. Observing both can provide a comparative view of market versus traditional betting expectations.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders manually set prices through buying and selling contracts that represent possible scorelines. The current implied probability reflects collective wisdom about which scores are most likely, influenced by recent performance metrics, injury updates, and betting volume of $97,813. Unlike automated sportsbook lines, this pricing evolves purely from participant activity on the platform.
This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The exact match score reported by official sports authorities will determine which contracts settle in full. No further verification steps are needed beyond standard event conclusion and public record confirmation.
Several signals could shift this market before Aug 30, 2026. Key matches involving either player may alter perceptions of form and momentum. Injuries, changes in coaching strategies, or unexpected tournament conditions might also impact expectations. Media coverage highlighting performance metrics or psychological factors can sway trader sentiment. As the event date approaches, updated practice reports and head-to-head statistics may further influence odds. Any development affecting either player’s readiness or recent results has the potential to move this market significantly.