Trade: Bordeaux: Rei Sakamoto vs Alexandre Muller
Resolution criteria on PolyGram: This market refers to the tennis match between Rei Sakamoto and Alexandre Muller in the Bordeaux, originally scheduled for May 13, 2026 at 6:00AM ET. This market will resolve to 'Rei Sakamoto' if Rei Sakamoto advances against Alexandre Muller. This market will resolve to 'Alexandre Muller' if Alexandre Muller advances against Rei Sakamoto. 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.
- Liquidity
- $2K
- Total Volume
- $55
- 24h Volume
- $55
- Open Interest
- $100
Market outcomes
| Bordeaux: Rei Sakamoto vs Alexandre Muller | 47% YES | 54% NO |
| Completed Match | 50% YES | 50% NO |
Market context
Rei Sakamoto and Alexandre Muller are scheduled to meet in the Bordeaux tournament on 13 May 2026. The current order book on Polymarket prices Sakamoto's advancement at 47%, reflecting genuine uncertainty between two players with contrasting profiles. Muller, a French player competing on home soil, carries the traditional advantage of local support and familiarity with European clay conditions. Sakamoto, the Japanese competitor, brings a different tactical approach to the matchup.
Historical precedent suggests that clay-court tournaments in Western Europe favour players with established European tour experience. Muller's ranking trajectory and recent performances on the ATP circuit will be the primary reference point for assessing whether home advantage translates to measurable edge. Sakamoto's record against similarly ranked opponents in spring tournaments provides the counterweight—his consistency on slower surfaces has improved markedly over the past two seasons, narrowing what would historically have been a wider gap.
Key variables for traders centre on injury reports and tournament scheduling in the weeks preceding 13 May. Any withdrawal announcements or fitness concerns from either player would trigger immediate repricing on the order book. The settlement window extends to 20 May, allowing seven days for match completion; delays beyond that trigger a 50-50 resolution. Recent ATP communications regarding the Bordeaux event should be monitored for draw confirmations and any surface or scheduling adjustments that might favour one player's preparation timeline over the other.
Wikipedia Context
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Bordeaux wineBordeaux wine is produced in the Bordeaux region of southwest France, around the city of Bordeaux, on the Garonne River. To the north of the city, the Dordogne River joins the Garonne forming the broad estuary called the Gironde; the Gironde department, with a total vineyard area of 110,800 hectares, is the second largest wine-growing area in France behind t
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Bordeaux wine regions
The wine regions of Bordeaux in France are a large number of wine growing areas, differing widely in size and sometimes overlapping, which lie within the overarching wine region of Bordeaux, centred on the city of Bordeaux and covering the whole area of the Gironde department of Aquitaine.
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Bordeaux Wine Official Classification of 1855The Bordeaux Wine Official Classification of 1855 resulted from the 1855 Exposition Universelle de Paris, when Emperor Napoleon III requested a classification system for France's best Bordeaux wines that were to be on display for visitors from around the world. Brokers from the wine industry ranked the wines according to a château's reputation and trading pr
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Bordeaux-Saint-Jean stationBordeaux-Saint-Jean or formerly Bordeaux-Midi is the main railway station in the French city of Bordeaux. It is the southern terminus of the Paris–Bordeaux railway, and the western terminus of the Chemins de fer du Midi main line from Toulouse. The station is the main railway interchange in Aquitaine and links Bordeaux to Paris, Sète, Toulouse Matabiau and S
Resolution source
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.
How to trade this market step by step
The mechanics for trading "Bordeaux: Rei Sakamoto vs Alexandre Muller" 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.
- Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
- Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
- Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
- Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
- Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
- Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.
How active is this market?
$55 in lifetime turnover and $2K of resting liquidity puts this market in the below 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 $55 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.
Key terms
- YES / NO share
- A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.
- CLOB
- Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.
- Liquidity
- USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.
- UMA optimistic oracle
- The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.
- Slippage
- The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.
- Conditional token
- ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.
Frequently asked questions
How does this market resolve?
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.
When does this market close?
This prediction market is scheduled to close on 20 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.
How can I trade on "Bordeaux: Rei Sakamoto vs Alexandre Muller"?
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.
What happens when the market resolves?
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.
Risk and regulatory note
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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