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: Jul 23, 10:00 AM EST
Polymarket
This market refers to the tennis match between Carolina Alves and Oceane Babel in the ITF Women Sao Paulo, originally scheduled for July 16, 2026 at 10:00AM ET. This market will resolve to 'Carolina Alves' if Carolina Alves advances against Oceane Babel. This market will resolve to 'Oceane Babel' if Oceane Babel advances against Carolina Alves. 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 Carolina Alves and Oceane Babel in the ITF Women Sao Paulo, originally scheduled for July 16, 2026 at 10:00AM ET. This market will resolve to 'Carolina Alves' if Carolina Alves advances against Oceane Babel. This market will resolve to 'Oceane Babel' if Oceane Babel advances against Carolina Alves. 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 manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. Comparing this market's implied probabilities to major sportsbooks can reveal where the crowd sees value or where sharp money may be positioned differently. Neither is inherently more accurate, but the gaps can highlight analytical opportunities.
On Polymarket, this market is priced through an automated market maker that adjusts odds continuously as traders place bets on each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the current ratio of shares held, with larger trades moving the odds more dramatically than small ones. This mechanism incentivizes early traders to take positions when they believe the odds are mispriced, gradually pulling the market toward consensus.
This market resolves around Jul 23, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official winner of the ITF Sao Paulo event, with no ambiguity over who advanced or claimed victory. Traders holding shares in the correct outcome will receive their payout automatically upon resolution.
Key catalysts include recent form and head-to-head records, player injuries or withdrawals, court surface conditions, and any ranking changes that shift perceived competitive balance. Media coverage of either player's recent tournaments, coaching changes, or public statements about fitness can also sway trader sentiment. As match day approaches, weather forecasts and final warm-up results may trigger sharp repricing, while live trading during the event itself typically sees the most volatile swings.