Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket UK → |
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 Polymarket UK.
Active sub-markets
Market context
James Duckworth, the Australian left-hander ranked outside the top 100, faces Rafael Jodar of Spain in the opening round of Roland Garros on 27 May 2026. The Polymarket contract currently prices Duckworth's advancement at zero, reflecting either extreme confidence in Jodar or minimal trading volume on this particular matchup. Settlement occurs on 3 June, allowing a six-day window for the match to conclude; any cancellation, tie, or unresolved outcome beyond that threshold triggers a 50-50 split of conditional tokens on Polygon.
Duckworth has competed sporadically at Grand Slams in recent seasons, with limited clay-court form and a history of early exits at Roland Garros. Jodar, a Spanish qualifier or lower-ranked entrant, typically occupies similar territory in the draw. When two players of comparable ranking meet at majors, the market usually reflects marginal edges based on recent tournament performance and surface preference rather than categorical dismissals. The 0% pricing suggests either Jodar has secured a seeding advantage or recent form data has shifted trader sentiment decisively.
The key catalyst remains the official draw confirmation and any late withdrawals or injury announcements in the fortnight before the match. ATP injury reports and practice-court observations from Roland Garros grounds typically emerge in the week of 20 May. Traders should monitor both players' performances at warm-up events in May; strong results would likely shift the conditional token ratio away from the current extreme, whilst withdrawals or physical concerns would trigger resolution mechanics tied to the seven-day delay clause.
Methodology
This page reviews Roland Garros ATP: James Duckworth vs Rafael Jodar 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 Polymarket UK — 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
- 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.
- What does it cost to trade on Polymarket UK?
- Zero. Polymarket UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket UK 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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