Live prediction market odds for Mirra Andreeva vs. Jelena Ostapenko. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-04-13
Mirra Andreeva vs. Jelena Ostapenko — WTA Tennis match scheduled for 2026-04-13. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Mirra Andreeva leads the “Mirra Andreeva vs. Jelena Ostapenko” event at 70.3% implied probability, followed by Jelena Ostapenko at 31.3%. A 2.5% cross-platform spread signals an active arbitrage window.
Mirra Andreeva vs. Jelena Ostapenko is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Mirra Andreeva leads at 70% implied probability, making it the market favorite. Other contenders include Jelena Ostapenko at 31%.
Mirra Andreeva currently leads at 70% implied probability. Behind Mirra Andreeva, Jelena Ostapenko at 31% are the next closest contenders. A 2.5% spread across platforms indicated moderate disagreement on the latest developments.
Here are the latest odds across Kalshi, Polymarket: Mirra Andreeva: 72¢ on Kalshi, 69¢ on Polymarket. Jelena Ostapenko: 32¢ on Kalshi, 31¢ on Polymarket. The 2.5% spread shows moderate platform divergence worth monitoring for potential opportunities.
A price of 70¢ means the market estimates a 70% probability that Mirra Andreeva will be the outcome. Buying one share at 70¢ pays out $1.00 if correct — a 43% 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 Mirra Andreeva wins the Ostapenko vs Andreeva professional tennis match in the 2026 WTA Stuttgart Round Of 32 after a ball has been played, then the market resolves to Yes.
The following market refers to the Ostapenko vs Andreeva professional tennis match in the 2026 WTA Stuttgart 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 Jelena Ostapenko and Mirra Andreeva in the Porsche Tennis Grand Prix, scheduled for April 13 at 4:00AM ET. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Mirra Andreeva. This market will resolve to 'Mirra Andreeva' if Mirra Andreeva advances against Jelena Ostapenko. 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 WTA Tour. A consensus of credible reporting may also be used.
Mirra Andreeva
70.3% avg
