Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legit? Pick polygram.ink |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legit? → |
Polymarket polymarket.com |
50% | 50% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legit? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legit? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legit? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legit? → |
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 Legit?.
Active sub-markets
| Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova Total Sets: O/U 2.5 | 50% Over 2.5 | 50% Under 2.5 |
| Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova | 100% Ekaterina Alexandrova | 0% Anastasia Potapova |
| Completed Match | 0% YES | 100% NO |
| Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova Set 2 Winner | 50% Alexandrova | 50% Potapova |
| Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova Set Handicap +/-1.5 | 50% Potapova | 50% Alexandrova |
| Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova Set 2 O/U 9.5 | 50% Over | 50% Under |
Market context
Polymarket's conditional token pair on Polygon currently splits this grass-court encounter 50-50 in USDC terms, reflecting genuine uncertainty about whether Alexandrova or Potapova advances from their scheduled June 15 clash. The match timing—4:00 AM ET—sits within Wimbledon's early-round window, though the "Grass Court Championships" designation suggests a preparatory event rather than the All England Club itself. Settlement hinges on a clear winner within seven days; any cancellation, tie, or extended delay triggers a 50-50 split across the conditional tokens.
Alexandrova and Potapova occupy similar career trajectories: both Russian nationals ranked in the 30–60 range on the WTA tour, with modest grass-court records relative to their hard-court performances. Alexandrova has posted occasional deep runs at smaller grass events, whilst Potapova's recent form skews toward clay and hard courts. Head-to-head records between players of this ranking tier show high volatility; surface-specific preparation and recent match sharpness typically outweigh historical patterns. The 50-50 pricing reflects this unpredictability rather than any structural advantage.
Traders should monitor official WTA scheduling confirmations and any weather alerts for the tournament venue in the week preceding June 15. Recent injury announcements or withdrawal patterns from either player would shift conditional token valuations sharply. The settlement window closes June 22 at 08:00 UTC, allowing a six-day buffer for delayed matches—a material consideration if rain or scheduling conflicts emerge during the grass season.
Methodology
We track Grass Court Championships: Ekaterina Alexandrova vs Anastasia Potapova 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
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 Legit?, 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 Legit??
- Zero. Polymarket Legit? routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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.
Trade Grass Court Championships: Ekaterina Alexandrova vs … on Polymarket Legit?
Live order book, 0% fees, USDC settlement in seconds.
Trade on Polymarket Legit? →