Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi 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 Kalshi UK.
Active sub-markets
Market context
Polymarket's conditional token structure currently prices Fruhvirtova's advancement at zero, reflecting either extreme confidence in Jacquemot or minimal liquidity in this particular first-round matchup. The USDC settlement mechanism on Polygon means resolution hinges on a definitive winner being determined by 1 June 2026, with any cancellation, tie, or seven-day delay triggering a 50-50 split. At present, the market has assigned negligible probability to the Czech teenager advancing past the French qualifier.
Fruhvirtova, ranked outside the top 100 for much of 2025, has shown inconsistent form on clay despite her junior pedigree. Jacquemot, a French domestic player competing at Roland Garros, typically benefits from home-court support and familiarity with the surface. First-round women's singles matches at the French Open rarely produce major upsets, and the 0% pricing reflects baseline expectations that the home player or higher-ranked competitor advances. Historical data from Roland Garros suggests seeding and ranking disparities in early rounds settle predictably more often than not.
Traders should monitor the official draw confirmation and any late withdrawals through the WTA's injury or scheduling announcements in May 2026. Court assignments and weather delays—common at Roland Garros—could affect match timing, though the seven-day buffer provides substantial protection against resolution ambiguity. Fruhvirtova's ranking trajectory and recent tournament results in April and May will be the primary catalysts for any repricing away from the current floor.
Methodology
We track Roland Garros WTA: Linda Fruhvirtova vs Elsa Jacquemot on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- On Kalshi UK, 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.
- 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 Kalshi UK?
- Zero. Kalshi 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, Kalshi UK triggers a quick verification flow that finishes in minutes.
Trade Roland Garros WTA: Linda Fruhvirtova vs Elsa Jacquemot on Kalshi UK
Live order book, 0% fees, USDC settlement in seconds.
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