Resolution criteria on PolyGram: This market refers to the tennis match between Casper Ruud and Zachary Svajda in the Internazionali BNL d'Italia, originally scheduled for May 8, 2026 at 5:00AM ET. This market will resolve to 'Casper Ruud' if Casper Ruud advances against Zachary Svajda. This market will resolve to 'Zachary Svajda' if Zachary Svajda advances against Casper Ruud. 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
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda | 100% YES | 0% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Set 1 O/U 8.5 | 0% YES | 100% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Match O/U 21.5 | 0% YES | 100% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Set 1 O/U 9.5 | 0% YES | 100% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Set 1 Winner | 100% YES | 0% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Total Sets: O/U 2.5 | 0% YES | 100% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Match O/U 22.5 | 0% YES | 100% NO |
| Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda Set 1 O/U 10.5 | 0% YES | 100% NO |
Casper Ruud, the Norwegian world number 8, faces American qualifier Zachary Svajda in the second round of the Internazionali BNL d'Italia in Rome, scheduled for 8 May 2026. The 99% implied probability on Polymarket's order book reflects Ruud's substantial ranking advantage and seeding status at this ATP Masters 1000 event. Svajda, ranked outside the top 100, would need to execute a significant upset to progress past a player who regularly competes in Grand Slam quarterfinals and ATP 500 finals.
Historical precedent at the Internazionali shows that seeded players in Ruud's position—top-10 ranked competitors facing unranked qualifiers—advance in approximately 85–90% of cases, though clay-court tennis introduces greater variability than hard courts. Ruud's specific record on clay has been strong, with multiple ATP 500 titles and consistent deep runs at Roland Garros. The current market probability sits above historical base rates, suggesting traders are pricing in Ruud's form and surface suitability with minimal uncertainty around Svajda's capacity to compete.
Traders should monitor injury updates in the days preceding 8 May, as any physical concerns for Ruud could shift the order book materially. Weather conditions in Rome—particularly wind, which can disrupt clay-court play—may also influence match dynamics. The settlement window extends to 15 May, allowing seven days for completion; any postponement beyond that triggers a 50-50 resolution, creating tail-risk considerations for positions held through the scheduled date.
This market settles from the official outcome published at https://www.atptour.com/en/scores/current. 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 "Internazionali BNL d'Italia: Casper Ruud vs Zachary Svajda" 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.
$209K in lifetime turnover and $0 of resting liquidity puts this market in the top 10% 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 $195K 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.atptour.com/en/scores/current. 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 15 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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