Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket App UK Pick polygram.ink |
3% | 97% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket App UK → |
Polymarket polymarket.com |
3% | 97% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket App UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket App UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket App UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket App 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 App UK.
Active sub-markets
| Madison Keys | 3% YES | 97% NO |
| Amanda Anisimova | 0% YES | 100% NO |
| Karolína Muchová | 0% YES | 100% NO |
| Barbora Krejčíková | 0% YES | 100% NO |
| Victoria Mboko | 0% YES | 100% NO |
| Daria Kasatkina | 0% YES | 100% NO |
Market context
The 2026 French Open women's singles tournament runs from 18 May through 7 June at Roland Garros. The market resolves to the player who wins the final match, with settlement occurring at the tournament's conclusion. A 2% implied probability suggests the market is pricing in either a highly fragmented field or significant uncertainty about player availability and form eighteen months ahead.
Historical French Open outcomes show that favourites from the prior year's tour rarely maintain dominance across clay seasons. Iga Świątek's 2022–2023 dominance on clay proved exceptional rather than typical; most years see the winner emerge from a cohort of four to six competitive contenders rather than a single standout. When evaluating this market programmatically, traders should note that injury patterns, ranking shifts, and clay-court specialisation metrics from late 2025 will carry more predictive weight than current rankings. The 2% price reflects genuine uncertainty about which players will peak at the right moment, combined with the possibility that current top-ranked players may not compete or may be unavailable.
Key catalysts include the 2025 clay-court season results (April–June 2025), which will establish form trajectories and injury status for the leading contenders. Tournament draw announcements typically occur in early May 2026, and seeding adjustments based on rankings at that time will influence match-up probabilities. Traders should monitor WTA injury reports and withdrawal patterns through spring 2026, as late withdrawals or unexpected retirements can shift the effective field significantly. The French Tennis Federation's official tournament schedule and any rule changes announced before May 2026 represent additional dependencies for conditional order logic.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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 Polymarket App 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.
- Is this market available outside the US?
- Polymarket App UK 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 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 App 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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