Resolution criteria on PolyGram: This market refers to the tennis match between Alina Charaeva and Tamara Korpatsch in the Paris, originally scheduled for May 14, 2026 at 4:00AM ET. This market will resolve to 'Alina Charaeva' if Alina Charaeva advances against Tamara Korpatsch. This market will resolve to 'Tamara Korpatsch' if Tamara Korpatsch advances against Alina Charaeva. 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.
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 Charaeva vs Tamara Korpatsch | 53% YES | 48% NO |
| Completed Match | 50% YES | 50% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Set 1 Winner | 57% YES | 43% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Match O/U 21.5 | 50% YES | 51% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Set 1 O/U 8.5 | 69% YES | 32% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Match O/U 22.5 | 42% YES | 59% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Set 1 O/U 9.5 | 59% YES | 42% NO |
| Paris: Alina Charaeva vs Tamara Korpatsch Match O/U 23.5 | 38% YES | 62% NO |
Alina Charaeva and Tamara Korpatsch are scheduled to meet in a Paris clay-court match on 14 May 2026. The market currently prices Charaeva's advancement at 56% on Polymarket's order book, reflecting modest confidence in the Russian player. Settlement occurs by 21 May 2026, allowing a seven-day window for rescheduling should delays arise.
Charaeva, ranked outside the top 100, has shown inconsistent results on the WTA circuit with limited clay-court pedigree. Korpatsch, a German player with similar ranking trajectory, has competed more frequently on European clay and demonstrated steadier performances in qualifying rounds. Historical matchups between players of comparable ranking on clay typically favour the competitor with recent tournament activity and surface-specific wins. The 56% probability suggests the market views Charaeva as a slight favourite, though the gap remains narrow—consistent with uncertainty between two mid-tier competitors.
Traders should monitor injury reports and withdrawal announcements through early May, as both players' participation in preceding tournaments will signal form and fitness. Scheduling changes on the Paris clay calendar can affect preparation time and surface conditions. Any late withdrawals or walkovers would trigger the 50-50 resolution clause. Recent WTA rankings updates and results from qualifying events in the fortnight before 14 May will provide concrete data for reassessing the current probability.
Sarina Paris is a Canadian singer, best known for her international dance-club hits "Look at Us" (1999) and "Just About Enough" (2000).
Alain Pâris is a French conductor and musicologist.
Alvin Jay Paris, later known as Alvin Jay Paley, was an American bookmaker and gambler in New York. As a "front man" for a gambling syndicate based in Elizabeth, New Jersey, he fixed college sporting events through bribing star athletes, including Rocky Graziano.
Paris was the first county seat of Linn County, Kansas, United States. It had a population of approximately 300 or 400 people before being abandoned in the 1860s. Owned by pro-slavery men, it was a rallying point for those who made raids on free-staters during the Bleeding Kansas period.
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 Charaeva vs Tamara Korpatsch" 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.
$24K in lifetime turnover and $58K of resting liquidity puts this market in the around the median by volume for tennis contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $24K 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 21 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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