TOTAL VOLUME:
$154.4b
24H VOL:
$235,918,089
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,884,820,873
413,109
Markets across
40,428
events
MATCHED EVENTS:
4,364
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 5:27 PM EST
Polymarket
This market refers to the tennis match between Benjamin Bonzi and Tommy Paul in the Lyon Open, originally scheduled for October 21, 2026 at 2:30PM ET. This market will resolve to 'Benjamin Bonzi' if Benjamin Bonzi advances against Tommy Paul. This market will resolve to 'Tommy Paul' if Tommy Paul advances against Benjamin Bonzi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Benjamin Bonzi and Tommy Paul in the Lyon Open, originally scheduled for October 21, 2026 at 2:30PM ET. This market will resolve to 'Benjamin Bonzi' if Benjamin Bonzi advances against Tommy Paul. This market will resolve to 'Tommy Paul' if Tommy Paul advances against Benjamin Bonzi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), 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 ATP Tour. A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks set lines based on their own models and aim to balance action on both sides, while this market allows anyone to express their belief about the outcome. If a significant difference exists, arbitrage opportunities may arise, where traders can profit by simultaneously betting on both the prediction market and a sportsbook. However, it’s important to note that differing odds don’t necessarily mean one is ‘right’—they simply represent different perspectives on the likelihood of each outcome.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly reflects the implied probability of that outcome occurring. As more traders buy shares in a particular outcome, the price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is determined solely by supply and demand among traders on Polymarket, and it’s a dynamic reflection of collective expectations for the Bonzi vs Paul match.
This market resolves around Oct 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Bonzi vs Paul match as reported by a recognized tennis authority. The platform will verify the result against these sources to determine which outcome corresponds to the actual winner of the match. Traders holding shares in the winning outcome will be entitled to a payout, while those holding shares in the losing outcome will forfeit their stake.
Several factors could influence trading activity and shift the odds in this market. Any news regarding player form, potential injuries to either Bonzi or Paul, or changes in playing conditions (weather, court surface) could all impact trader sentiment. Unexpected results in other matches leading up to this one, or even pre-match analysis from tennis experts, could also contribute to price movements. Increased media attention or significant trading volume from influential accounts on Polymarket could also create volatility and affect the market’s direction.