Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
50% | 50% | 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
Casper Ruud faces Hamad Medjedovic in the opening round of Roland Garros in May 2026, with the market currently pricing both players at even odds. Ruud, a two-time French Open finalist, arrives as the higher-ranked player and favourite in conventional betting markets, though the 50–50 split suggests meaningful uncertainty about the outcome or fixture stability.
Ruud's record at Roland Garros provides the primary historical anchor. He reached the final in 2022 and 2023, establishing himself as a clay-court specialist with consistent deep runs. However, his performance in 2024 and early 2025 has been inconsistent, with early exits at several Masters events raising questions about form heading into the tournament. Medjedovic, ranked outside the top 100, represents a significant underdog, but the Serbian player has shown improvement on clay courts and has taken sets off higher-ranked opponents in recent months. The even-money pricing likely reflects both Ruud's seeding advantage and genuine uncertainty about his current fitness and mental state after a patchy season.
Traders should monitor Ruud's warm-up tournament results in the weeks before Roland Garros, particularly his performance at the Rome Masters in May, which typically serves as a final preparation event. Any withdrawal or injury announcement would trigger immediate market movement. Medjedovic's recent ATP Challenger results on clay will also signal whether he arrives in peak condition. The scheduling itself—a 5:00 AM ET start time—may favour neither player distinctly, though early-round matches occasionally see weather delays that could push the fixture beyond the seven-day resolution window.
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
- Where can I trade this market with the lowest fees?
- On Sport Prediction, 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?
- 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.
Trade Roland Garros ATP: Casper Ruud vs Hamad Medjedovic on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
Trade on Sport Prediction →