This market refers to the tennis match between Joel Schwaerzler and Jan Choinski in the Mauthausen, originally scheduled for April 27, 2026 at 4:00AM ET. This market will resolve to 'Joel Schwaerzler' if Joel Schwaerzler advances against Jan Choinski. This market will resolve to 'Jan Choinski' if Jan Choinski advances against Joel Schwaerzler. 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.
Trade on the latest odds for Mauthausen: Joel Schwaerzler vs Jan Choinski on PolyGram, a prediction market platform where you can buy and sell outcome shares. Current market prices reflect the crowd's real-time probability estimate for this event.
Market outcomes
| Mauthausen: Joel Schwaerzler vs Jan Choinski | 0% YES | 100% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Set 1 Winner | 0% YES | 100% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Match O/U 22.5 | 100% YES | 0% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Match O/U 23.5 | 100% YES | 0% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Total Sets: O/U 2.5 | 100% YES | 0% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Set 1 O/U 8.5 | 100% YES | 0% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Set 1 O/U 9.5 | 100% YES | 0% NO |
| Mauthausen: Joel Schwaerzler vs Jan Choinski Set 1 O/U 10.5 | 0% YES | 100% NO |
Each sports market names its resolution source in advance — typically the official league result feed, referee scorecard or governing body announcement. Odds on PolyGram reflect the Polymarket order book, not a bookmaker's margin, so the price is the crowd's probability rather than a 5-20% vig layered on top. You can enter or exit at any point, including during in-play windows for the biggest matches, and settlement in USDC lands on Polygon within minutes of resolution.
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.
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 4 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.
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