Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
27% | 73% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
27% | 73% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Sport Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Sport Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Sport Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Sport Prediction → |
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 Sport Prediction.
Active sub-markets
Market context
Rafael Jodar, ranked outside the top 200, faces Pablo Carreno Busta, a former top-10 player and two-time Grand Slam semi-finalist, in the opening round of Roland Garros on 31 May 2026. Carreno Busta's experience at clay-court majors—including a 2017 French Open semi-final run—provides a significant structural advantage over an opponent with minimal Grand Slam exposure. The 87% crowd probability heavily favours the seeded or higher-ranked player, a pattern consistent with early-round matches where experience and ranking correlate strongly with advancement.
Historical data from Roland Garros first-round encounters shows that players ranked outside the top 150 advance in roughly 10–15% of matches against top-100 opponents, particularly when the favourite has established clay credentials. Carreno Busta's record on the surface, despite recent ranking decline, remains substantially stronger than Jodar's limited tour history. The market's confidence reflects this asymmetry, though first-round upsets do occur—typically when the lower-ranked player has served recently or the favourite arrives fatigued from qualifying or earlier commitments.
Traders should monitor draw announcements and any late withdrawals that might alter seeding or scheduling. Carreno Busta's fitness status heading into the tournament, particularly any lingering issues from warm-up events in May, will be material. Weather delays could extend the settlement window beyond the 7 June deadline, triggering a 50-50 resolution if the match remains unfinished. Court assignment and surface conditions on the day—clay courts at Roland Garros can favour different playing styles—represent the primary variables that could shift the implied probability meaningfully.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Sport Prediction, which mirrors the Polymarket order book directly.
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
- Is this market available outside the US?
- Sport Prediction 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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Roland Garros ATP: Rafael Jodar vs Pablo Carreno Busta on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
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