Resolution criteria on PolyGram: This market refers to the tennis match between Tristan Boyer and Laurent Lokoli in the Tunis, originally scheduled for May 14, 2026 at 5:00AM ET. This market will resolve to 'Tristan Boyer' if Tristan Boyer advances against Laurent Lokoli. This market will resolve to 'Laurent Lokoli' if Laurent Lokoli advances against Tristan Boyer. 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
| Tunis: Tristan Boyer vs Laurent Lokoli | 59% YES | 42% NO |
| Completed Match | 50% YES | 51% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Total Sets: O/U 2.5 | 39% YES | 61% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Set 1 O/U 8.5 | 62% YES | 39% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Set 1 Winner | 56% YES | 45% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Match O/U 21.5 | 52% YES | 49% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Set 1 O/U 9.5 | 50% YES | 50% NO |
| Tunis: Tristan Boyer vs Laurent Lokoli Match O/U 22.5 | 45% YES | 56% NO |
A tennis match between Tristan Boyer and Laurent Lokoli is scheduled for the Tunis tournament on 14 May 2026. The current order book on Polymarket prices Boyer's advancement at 57%, reflecting modest favouritism. Settlement occurs on 21 May 2026, allowing a seven-day window for completion; matches delayed beyond this period without a determined winner resolve to 50-50, as do cancellations or ties.
Boyer and Lokoli occupy similar positions within the professional tennis circuit, competing primarily on the Challenger and ATP Futures tours. Historical matchups between players of comparable ranking typically show modest probability spreads of 5–15 percentage points, with the favourite rarely exceeding 65% unless there is a significant ranking or surface-specific advantage. The current 57% reading suggests the market perceives Boyer as a slight edge case rather than a dominant favourite, consistent with competitive parity at this level.
Traders should monitor official ATP and ITF scheduling confirmations, as Tunis tournaments occasionally face weather disruptions or venue changes that could trigger the seven-day delay clause. Recent tournament schedules from North African venues have shown reliability, though surface conditions—clay courts in Tunis favour baseline consistency—may favour one player's style. Injury announcements or late withdrawals in the days preceding 14 May would shift probabilities materially. The current order book depth will determine execution costs for position adjustments as new information emerges.
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 "Tunis: Tristan Boyer vs Laurent Lokoli" 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.
$2K in lifetime turnover and $28K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is strong — order books support five-figure trades with single-cent slippage.
Last 24 hours alone saw $2K 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 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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