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
Polymarket's conditional token pricing on Polygon currently values a Khachanov victory at 14 cents on the dollar, reflecting substantial backing for de Jong despite the Russian's higher ranking. The match forms part of Roland Garros's opening-round ATP draw, scheduled for 29 May 2026 at 05:00 ET, with settlement contingent on a completed result by 5 June. USDC settlement occurs against whichever player advances through the first round.
Khachanov's recent form provides context for the market's caution. The world number 19 has struggled with consistency at clay-court majors, reaching only one quarter-final at Roland Garros in his career (2022). De Jong, ranked outside the top 100, represents a significant upset candidate by historical standards—unseeded players advance from opening rounds roughly 40–45 per cent of the time at Grand Slams, yet the conditional token pricing suggests traders view this matchup as closer than rankings alone indicate. Surface preference and recent tournament results matter considerably; Khachanov's record on clay trails his hard-court performance substantially.
Traders should monitor the official Roland Garros draw confirmation and any late withdrawals or schedule adjustments announced by the ATP or tournament organisers in the fortnight before play. Injury reports on either player, particularly affecting Khachanov's mobility on clay, could shift token valuations materially. Weather delays extending beyond the seven-day settlement window would trigger the 50-50 resolution clause, a tail risk worth pricing into position sizing.
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 Polymarket UK, which mirrors the Polymarket order book directly.
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
- 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.
- 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.
- 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.
Trade Roland Garros ATP: Karen Khachanov vs Jesper de Jong on Polymarket UK
Live order book, 0% fees, USDC settlement in seconds.
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