Resolution criteria on PolyGram: This market refers to the tennis match between Alina Korneeva and Katie Volynets in the Paris, originally scheduled for May 11, 2026 at 7:00AM ET. This market will resolve to 'Alina Korneeva' if Alina Korneeva advances against Katie Volynets. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Alina Korneeva. 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.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Paris: Alina Korneeva vs Katie Volynets | 0% YES | 100% NO |
| Completed Match | 100% YES | 0% NO |
| Paris: Alina Korneeva vs Katie Volynets Set 1 O/U 8.5 | 0% YES | 100% NO |
| Paris: Alina Korneeva vs Katie Volynets Match O/U 22.5 | 0% YES | 100% NO |
| Paris: Alina Korneeva vs Katie Volynets Match O/U 23.5 | 0% YES | 100% NO |
| Paris: Alina Korneeva vs Katie Volynets Total Sets: O/U 2.5 | 0% YES | 100% NO |
| Paris: Alina Korneeva vs Katie Volynets Set 1 Winner | 0% YES | 100% NO |
| Paris: Alina Korneeva vs Katie Volynets Match O/U 21.5 | 0% YES | 100% NO |
Alina Korneeva and Katie Volynets are scheduled to meet in a Paris tennis match on 11 May 2026. The current order book on Polymarket prices Korneeva's advancement at 42 per cent, implying Volynets is favoured at 58 per cent. This probability reflects real-time trading activity and represents the crowd's assessment given available information about both players' current form, head-to-head record, and surface preference ahead of the settlement window closing on 18 May.
Korneeva, a Russian player born in 2005, has developed rapidly through the junior ranks and begun competing at WTA level, though her senior record remains limited. Volynets, an American competitor, has established herself more firmly on the professional circuit with greater match experience at tour level. The 58–42 split favours Volynets, which aligns with her deeper competitive history and proven ability to navigate main draw matches consistently. However, clay-court specialists and younger players with improving trajectories have historically shown volatility in prediction markets, particularly when facing established competitors on surfaces that suit their game.
Traders should monitor official tournament draws and any late withdrawals or injury announcements from either camp before the match date. Surface conditions at Roland Garros, recent performance in lead-up events, and any changes to either player's ranking or seeding could shift the probability. The seven-day delay clause means matches postponed beyond 18 May would trigger a 50–50 resolution, creating a secondary consideration for positions held through the settlement window.
This market settles from the official outcome published at https://www.wtatennis.com/scores. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "Paris: Alina Korneeva vs Katie Volynets" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$55K in lifetime turnover and $0 of resting liquidity puts this market in the above the median by volume for tennis contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
Last 24 hours alone saw $55K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.wtatennis.com/scores. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 18 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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