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: Aug 16, 4:23 PM EST
Polymarket
This market refers to the tennis match between Shuai Zhang and Ann Li in the Cincinnati Open, originally scheduled for August 16, 2026 at 12:30PM ET. This market will resolve to 'Shuai Zhang' if Shuai Zhang advances against Ann Li. This market will resolve to 'Ann Li' if Ann Li advances against Shuai Zhang. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Shuai Zhang and Ann Li in the Cincinnati Open, originally scheduled for August 16, 2026 at 12:30PM ET. This market will resolve to 'Shuai Zhang' if Shuai Zhang advances against Ann Li. This market will resolve to 'Ann Li' if Ann Li advances against Shuai Zhang. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds often differ from traditional sportsbook lines due to trader dynamics and the inclusion of betting liquidity. In this market, the probability implied by trader activity may skew toward either competitor based on recent form, injuries, or head-to-head history. Sportsbooks, meanwhile, set their lines based on broader public betting patterns and proprietary models, which can create noticeable gaps in implied chances.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, traders manually set prices through buying and selling contracts, which determines the current implied probability for each outcome. The top outcome’s chance reflects the aggregate sentiment of all participants, and any shifts in betting volume or new information about player performance can quickly move these prices. This decentralized pricing model lets the market self-correct based on real-time input from users.
This market resolves around Aug 23, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market status accordingly. No further trading will be allowed once the match finishes, and the winning side will be settled based on the verified score.
Injuries, weather delays, or last-minute player withdrawals could significantly shift this market as the event nears. Additionally, any high-profile analyst predictions, recent match performance, or changes in tournament conditions may influence trader sentiment. Media coverage and social buzz around the competitors also tend to impact odds, especially if one player gains momentum in the days leading up to the match.