Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
Market context
Susan Bandecchi and Cristina Bucsa are scheduled to meet in the women's singles draw at Roland Garros on 25 May 2026. The match carries a 100% implied probability for Bandecchi's advancement, reflecting either strong pre-match conviction or minimal liquidity depth in the book. Settlement occurs by 1 June 2026, allowing a six-day window for completion or tie-break resolution.
Historical precedent suggests such extreme probabilities in early-round clay-court matchups often reflect incomplete trader participation rather than certainty. Bucsa, a Spanish player with modest WTA ranking history, faces Bandecchi in what appears a qualifying or opening-round fixture. Comparable markets on lower-seeded women's matches at Grand Slams typically see probability drift of 10–25 percentage points once deposit flows from SEPA and Klarna users activate, particularly when continental European players draw domestic or regional backing. The current 100% reading implies the market has attracted minimal capital across payment rails—USDC holders and SEPA depositors alike—suggesting book depth remains shallow.
Traders should monitor Roland Garros draw confirmation and any late injury announcements in the fortnight before play. Bandecchi's recent form, court surface performance data, and head-to-head record (if any) will likely shift probability once UK and EU traders deposit via Klarna or direct bank transfer. Weather delays or scheduling changes at Roland Garros could extend the settlement window; the 7-day rule triggers a 50-50 resolution if the match remains unplayed beyond 1 June. Early liquidity entry typically follows official draw publication and betting-exchange activity on parallel markets.
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
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 PolyGram, 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?
- PolyGram 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 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 PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
Trade Roland Garros WTA: Susan Bandecchi vs Cristina Bucsa on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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