Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Active sub-markets
| Libema Open: Ekaterina Alexandrova vs Panna Udvardy | 0% Ekaterina Alexandrova | 100% Panna Udvardy |
| Completed Match | 100% YES | 0% NO |
| Libema Open: Ekaterina Alexandrova vs Panna Udvardy Set 1 O/U 8.5 | 100% Over | 0% Under |
| Libema Open: Ekaterina Alexandrova vs Panna Udvardy Set 1 O/U 9.5 | 100% Over | 0% Under |
| Libema Open: Ekaterina Alexandrova vs Panna Udvardy Set 1 O/U 10.5 | 0% Over | 100% Under |
| Libema Open: Ekaterina Alexandrova vs Panna Udvardy Match O/U 21.5 | 100% Over | 0% Under |
Market context
The Libema Open grass-court tournament in 's-Hertogenbosch will host Ekaterina Alexandrova against Panna Udvardy on 8 June 2026, with the match scheduled for 4:00 AM ET. The 0% implied probability reflects either missing or highly uncertain fixture confirmation at this stage of the tournament calendar. No recent schedule changes or withdrawals have been reported in the past 48 hours that would explain the extreme skew, suggesting the market may simply lack liquidity or confidence in the match occurring as planned.
Alexandrova, a Russian player ranked in the mid-80s on the WTA tour, has competed sporadically on grass in recent seasons, with limited success at specialist venues. Udvardy, the Hungarian qualifier, typically operates outside the main draw at most tournaments and would require a qualifying run to face a seeded player. Historical precedent shows that matches involving lower-ranked players and qualifiers at secondary grass tournaments frequently experience late withdrawals or schedule shifts, particularly when early-round fixtures are pushed to unconventional time slots like 4:00 AM.
Traders should monitor the official Libema Open draw release and any injury bulletins from either player's camp in the week before the tournament. Grass-court season scheduling often compresses matches into tight windows, and overnight fixtures are routinely rescheduled or consolidated. The settlement window extends to 15 June, providing a seven-day buffer beyond the scheduled date, which covers most realistic delay scenarios. Confirmation of both players' participation in the main draw remains the primary catalyst for probability movement.
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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- On Prediction Today, 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?
- Prediction Today 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.
- 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.
- 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.
- 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.
Trade Libema Open: Ekaterina Alexandrova vs Panna Udvardy on Prediction Today
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