Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
42% | 58% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
42% | 58% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
Market context
Stan Wawrinka, the 39-year-old Swiss three-time Grand Slam champion, faces Jesper de Jong in the opening round of Roland Garros on 25 May 2026. The Polymarket contract currently prices Wawrinka's advancement at 52%, reflecting genuine uncertainty about a player competing at an age when most peers have retired. De Jong, ranked outside the top 100, represents a qualifier or lower-seeded opponent, yet the conditional token pricing suggests material doubt about Wawrinka's physical durability over a best-of-five-set clay-court match.
Wawrinka's recent form provides the historical anchor for this probability. His last Grand Slam appearance came at the 2024 Australian Open, where he lost in the opening round to Marton Fucsovics. Since then, he has competed sporadically on the ATP tour, managing only a handful of matches annually. At Roland Garros specifically, Wawrinka reached the semi-finals in 2017 but has struggled with injuries and inconsistency in subsequent appearances. De Jong's profile remains limited; his pathway to the main draw and recent match record will determine whether the 52% reflects genuine competitive parity or simply the market's difficulty pricing ageing players against lesser-known opponents.
The settlement window closes 1 June 2026, allowing seven days beyond the scheduled match date. Traders should monitor Wawrinka's official entry confirmation and any withdrawal announcements in late May, as late scratches are common for players managing injury concerns. Weather delays at Roland Garros could extend the match into the settlement buffer, though completion within regulation time is statistically likely. De Jong's seeding and recent ATP ranking updates, typically finalised in the week before the tournament, will refine the baseline expectation.
Methodology
We track Roland Garros ATP: Stan Wawrinka vs Jesper de Jong on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
Trade Roland Garros ATP: Stan Wawrinka vs Jesper de Jong on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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