Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Scam? Pick polygram.ink |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Scam? → |
Polymarket polymarket.com |
50% | 50% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Scam? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Scam? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Scam? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Scam? → |
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 Scam?.
Active sub-markets
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus Total Sets: O/U 2.5 | 50% Over 2.5 | 50% Under 2.5 |
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus Set 2 O/U 9.5 | 50% Over | 50% Under |
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus Set 2 O/U 10.5 | 50% Over | 50% Under |
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus Set 2 O/U 8.5 | 50% Over | 50% Under |
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus Set 2 Winner | 50% Kudermetova | 50% Kraus |
| Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus | 50% Polina Kudermetova | 50% Sinja Kraus |
Market context
The Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus prediction market currently prices this outcome at 50% YES. This market refers to the tennis match between Polina Kudermetova and Sinja Kraus in the Grass Court Championships, Qualification, originally scheduled for June 13, 2026 at 10:00AM ET. This market wi…
Methodology
This page reviews Grass Court Championships, Qualification: Polina Kudermetova vs Sinja Kraus 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 Scam? — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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 Scam?, 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 Polymarket Scam??
- Zero. Polymarket Scam? 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 Scam? triggers a quick verification flow that finishes in minutes.
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