Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
23% | 77% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
23% | 77% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Active sub-markets
| Roland Garros ATP: Flavio Cobolli vs Alexander Zverev | 23% Flavio Cobolli | 78% Alexander Zverev |
| Completed Match | 84% YES | 17% NO |
| Roland Garros ATP: Flavio Cobolli vs Alexander Zverev Set 1 Winner | 32% Cobolli | 68% Zverev |
| Roland Garros ATP: Flavio Cobolli vs Alexander Zverev Set 1 O/U 8.5 | 79% Over | 21% Under |
| Roland Garros ATP: Flavio Cobolli vs Alexander Zverev Match O/U 36.5 | 56% Over | 45% Under |
| Roland Garros ATP: Flavio Cobolli vs Alexander Zverev Total Sets: O/U 3.5 | 60% Over 3.5 | 40% Under 3.5 |
Market context
Cobolli and Zverev are scheduled to meet in the second round of Roland Garros on 7 June 2026, with the Italian seeking to upset the German third seed. The 23% implied probability for Cobolli reflects Zverev's ranking advantage and clay-court pedigree, though the market may be underweighting the 23-year-old's recent trajectory on the surface. Cobolli reached the Rome Masters quarter-finals in 2025 and has shown improved consistency against top-20 opponents over the past eighteen months.
Zverev's record at Roland Garros provides the baseline for comparison. He reached the semi-finals in 2024 and has won 71% of his matches at the tournament since 2020, though his performance against rising Italian players has been mixed—he lost to Jannik Sinner in the 2024 Australian Open semi-final and to Matteo Berrettini in the 2021 Roland Garros quarter-final. Cobolli's clay-court win rate sits around 58% across his career, but his recent form suggests upward momentum that historical averages may not fully capture.
Traders should monitor Zverev's fitness status in the week before the match, as shoulder concerns have periodically affected his availability. Court conditions at Roland Garros typically favour baseline consistency over aggressive play, which could compress the gap between the seeded player and challenger. Any withdrawal or injury announcement from either player before 7 June would trigger the tie-break resolution clause, though the settlement window extends to 14 June to account for potential scheduling delays.
Methodology
This page reviews Roland Garros ATP: Flavio Cobolli vs Alexander Zverev across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Prediction Today — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- On Prediction Today, 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?
- Prediction Today 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.
- 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, Prediction Today 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.
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