Live prediction market odds for Casper Ruud vs. Alexei Popyrin. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-04-05
Casper Ruud vs. Alexei Popyrin — ATP Tennis match scheduled for 2026-04-05. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Casper Ruud leads the “Casper Ruud vs. Alexei Popyrin” event at 74.8% implied probability, followed by Alexei Popyrin at 25.8%. A 4.5% cross-platform spread signals an active arbitrage window.
Casper Ruud vs. Alexei Popyrin is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Casper Ruud leads at 75% implied probability, making it the market favorite. Other contenders include Alexei Popyrin at 26%.
Casper Ruud currently leads at 75% implied probability. Behind Casper Ruud, Alexei Popyrin at 26% are the next closest contenders. The 4.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here are the latest odds across Kalshi, Polymarket: Casper Ruud: 77¢ on Kalshi, 73¢ on Polymarket. Alexei Popyrin: 24¢ on Kalshi, 28¢ on Polymarket. The 4.5% spread across platforms highlights where markets disagree — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 75¢ means the market estimates a 75% probability that Casper Ruud will be the outcome. Buying one share at 75¢ pays out $1.00 if correct — a 33% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf Casper Ruud wins the Popyrin vs Ruud professional tennis match in the 2026 ATP Monte Carlo Round Of 64 after a ball has been played, then the market resolves to Yes.
The following market refers to the Popyrin vs Ruud professional tennis match in the 2026 ATP Monte Carlo Round Of 64 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).
PolymarketThis market refers on the tennis match between Alexei Popyrin and Casper Ruud in the Rolex Monte Carlo Masters, scheduled for April 6 at 5:00AM ET. This market will resolve to 'Alexei Popyrin' if Alexei Popyrin advances against Casper Ruud. This market will resolve to 'Casper Ruud' if Casper Ruud advances against Alexei Popyrin. 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 ATP Tour. A consensus of credible reporting may also be used.
Casper Ruud
74.8% avg
