Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
40% | 60% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
40% | 60% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 40% |
| ITF W100 Landisville, PA Women: Ava Catanzarite vs Martina Okalova | 2% |
Market context
Polymarket is pricing this as a near-dead contract on **Ava Catanzarite**, with the market at about **2% YES** on the tokenised outcome settled in **USDC on Polygon** through conditional tokens. The underlying event is a qualifying match at the ITF W100 Landisville, PA Women, where the listed start time is **3 August 2026, 15:40 UTC** on outdoor hard courts, and the tournament itself runs **3–9 August**.[1][6][7]
That low price reflects the shape of the matchup rather than any guarantee. Martina Okalova is listed far higher in the WTA rankings on the live match page, with **Okalova around 488** and **Catanzarite around 1,517**, which is the sort of gap that usually leaves the underdog only a small implied chance even before market-specific mechanics are considered.[1] For a Polymarket user, the key point is that the contract pays on the actual advancement outcome; if the match is not played, is tied, or slips beyond the seven-day settlement window without a winner, the market resolves **50-50** instead.[3][7]
What matters now is whether the draw, order of play, and court schedule hold. ITF events can move quickly on the day because of weather, preceding matches, or late withdrawals, and the official tournament dates leave only a narrow window before the market’s no-winner fallback becomes relevant.[7] Robinhood’s parallel market page also shows the contest as live and prices Okalova heavily favoured, which is consistent with the current Polymarket read, but the decisive catalyst remains a confirmed match start and a completed result rather than pre-match noise.[3]
Methodology
We track Pronóstico: ITF W100 Landisville, PA Women: Ava Catanzarite vs Martina Okalova across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Qué Es. 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.
- 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.
- 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.
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