TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 23, 7:00 AM EST
Polymarket
This market refers to the tennis match between Valeria Savinykh and Hina Inoue in the ITF Women Vitoria-Gasteiz, originally scheduled for July 16, 2026 at 7:00AM ET. This market will resolve to 'Valeria Savinykh' if Valeria Savinykh advances against Hina Inoue. This market will resolve to 'Hina Inoue' if Hina Inoue advances against Valeria Savinykh. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Valeria Savinykh and Hina Inoue in the ITF Women Vitoria-Gasteiz, originally scheduled for July 16, 2026 at 7:00AM ET. This market will resolve to 'Valeria Savinykh' if Valeria Savinykh advances against Hina Inoue. This market will resolve to 'Hina Inoue' if Hina Inoue advances against Valeria Savinykh. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show higher or lower implied probabilities than traditional sportsbooks, depending on which venue's participants have stronger conviction or better information about the players' form, head-to-head history, and court conditions for this specific event.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time probability quotes. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more capital wagered on one outcome, the higher its price moves, and vice versa. This continuous pricing mechanism ensures liquidity and allows you to enter or exit positions at transparent, algorithmically determined rates rather than waiting for a counterparty to match your order manually.
This market resolves around Jul 23, 2026, once the ITF Vitoria-Gasteiz match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result—whether Valeria Savinykh or Hina Inoue wins the contest. Resolution typically occurs within hours of the final point, allowing traders to settle their positions and collect winnings promptly.
Several factors may shift trader positioning before the match begins. Recent tournament performance, head-to-head records, player injuries or withdrawals, and court surface conditions can all influence market odds. News about either player's form, fitness, or mental readiness often triggers repricing. Additionally, if one player is seeded or favored by external analysts, late-arriving information or betting syndicate activity may cause sharp moves in this market as traders react to new data or adjust their edge estimates.