Live prediction market odds for Arthur Fils vs. Brandon Nakashima. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-04-13
Arthur Fils vs. Brandon Nakashima — ATP Tennis match scheduled for 2026-04-13. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Arthur Fils leads the “Arthur Fils vs. Brandon Nakashima” event at 74.3% implied probability, followed by Brandon Nakashima at 26.8%. A 1.5% cross-platform spread signals an active arbitrage window.
Arthur Fils vs. Brandon Nakashima is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Arthur Fils leads at 74% implied probability, making it the market favorite. Other contenders include Brandon Nakashima at 27%.
Arthur Fils currently leads at 74% implied probability. Behind Arthur Fils, Brandon Nakashima at 27% are the next closest contenders. A 1.5% spread across platforms indicated moderate disagreement on the latest developments.
Here are the latest odds across Kalshi, Polymarket: Arthur Fils: 75¢ on Kalshi, 74¢ on Polymarket. Brandon Nakashima: 27¢ on Kalshi, 27¢ on Polymarket. The 1.5% spread shows moderate platform divergence worth monitoring for potential opportunities.
A price of 74¢ means the market estimates a 74% probability that Arthur Fils will be the outcome. Buying one share at 74¢ pays out $1.00 if correct — a 35% 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 Brandon Nakashima wins the Nakashima vs Fils professional tennis match in the 2026 ATP Barcelona Round Of 32 after a ball has been played, then the market resolves to Yes.
The following market refers to the Nakashima vs Fils professional tennis match in the 2026 ATP Barcelona Round Of 32 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 Brandon Nakashima and Arthur Fils in the Barcelona Open, scheduled for April 13 at 4:00AM ET. This market will resolve to 'Brandon Nakashima' if Brandon Nakashima advances against Arthur Fils. This market will resolve to 'Arthur Fils' if Arthur Fils advances against Brandon Nakashima. 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.
Arthur Fils
74.3% avg
