Live prediction market odds for Reilly Opelka vs. Nicolai Budkov Kjaer. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-04-23
Reilly Opelka vs. Nicolai Budkov Kjaer — ATP Tennis match scheduled for 2026-04-23. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Reilly Opelka leads the “Reilly Opelka vs. Nicolai Budkov Kjaer” event at 54.3% implied probability, followed by Nicolai Budkov Kjaer at 45.5%. Platforms are tightly aligned at a 1.0% spread.
Reilly Opelka vs. Nicolai Budkov Kjaer is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Reilly Opelka leads at 54% implied probability, making it the market favorite. Other contenders include Nicolai Budkov Kjaer at 46%.
Reilly Opelka currently leads at 54% implied probability. Behind Reilly Opelka, Nicolai Budkov Kjaer at 46% are the next closest contenders. Platforms were tightly aligned at a 1.0% spread, suggesting broad consensus on the odds.
Here are the latest odds across Kalshi, Polymarket: Reilly Opelka: 55¢ on Kalshi, 54¢ on Polymarket. Nicolai Budkov Kjaer: 45¢ on Kalshi, 46¢ on Polymarket. Platforms are tightly aligned at a 1.0% spread, leaving little room for cross-platform arbitrage.
A price of 54¢ means the market estimates a 54% probability that Reilly Opelka will be the outcome. Buying one share at 54¢ pays out $1.00 if correct — a 85% 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 Reilly Opelka wins the Budkov Kjaer vs Opelka professional tennis match in the 2026 ATP Madrid Round Of 128 after a ball has been played, then the market resolves to Yes.
The following market refers to the Budkov Kjaer vs Opelka professional tennis match in the 2026 ATP Madrid Round Of 128 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 to the tennis match between Nicolai Budkov Kjaer and Reilly Opelka in the Madrid Open, originally scheduled for April 23, 2026 at 5:00AM ET. This market will resolve to 'Nicolai Budkov Kjaer' if Nicolai Budkov Kjaer advances against Reilly Opelka. This market will resolve to 'Reilly Opelka' if Reilly Opelka advances against Nicolai Budkov Kjaer. 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.
Reilly Opelka
54.3% avg
