Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 8.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 9.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set Handicap +/-1.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 10.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 Winner | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 21.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Total Sets: O/U 2.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set Handicap +/-1.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 Winner | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 8.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 22.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 9.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 23.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 10.5 | 0% |
Market context
Polymarket currently prices the Warsaw women’s singles match between Weronika Ewald and Justina Mikulskyte at **0% YES**, which means the contract is effectively saying Ewald is not expected to advance[4][10][13]. On Polymarket, the outcome will settle through the market’s conditional-token structure on Polygon, with traders posting and closing USDC positions against the event outcome; if the match is not played, is tied, or drifts beyond the seven-day cutoff without a winner, the market can fall back to a 50-50 resolution under the stated rules.
The baseline case is not a classic top-seed versus qualifier mismatch. Mikulskyte is the higher-ranked player at WTA 237 versus Ewald at WTA 396, and the pre-match pricing on external books also leans to Mikulskyte, with one listing her around 1.65 and Ewald at 2.17[1][4][13]. Comparable context from recent stat pages shows no head-to-head history between them, so the read on this contract rests more on ranking, surface-specific form and draw conditions than on any direct matchup record[2][3][6]. That matters for a zero-priced YES: on thin-liquidity tennis contracts, even a small probability can be driven by match-level uncertainty rather than an assumption that the underdog cannot win.
The main catalysts are straightforward: whether the match goes ahead on schedule, whether the draw or court order changes, and whether either player arrives with a late withdrawal, retirement or walkover scenario that would trigger the market’s special settlement rules[1][3][4]. Current event listings place the match around 04:00 ET on 4 August, with tournament pages showing it as a Warsaw/WTA 125 clay or hard-court tie depending on the feed, so traders should watch the official order of play and live scoring updates rather than rely on a single aggregator[3][5][6][10]. If the match begins, in-play data such as early service holds and set score become decisive because a completed match overrides the fallback mechanics.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.
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?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Warsaw: Weronika Ewald vs Justina Mikulskyte on PolyGram
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