Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win 2026) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 1 O/U 8.5 | 100% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 1 O/U 9.5 | 100% |
| Completed Match | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 2 O/U 8.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Total Sets: O/U 2.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Match O/U 21.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Game Spread +/-1.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 2 O/U 9.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 2 O/U 10.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Match O/U 23.5 | 50% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Match O/U 22.5 | 49% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 2 Winner | 21% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini | 14% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set Handicap +/-1.5 | 4% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 1 Winner | 0% |
| US Open, Qualification WTA: Julieta Pareja vs Lucrezia Stefanini Set 1 O/U 10.5 | 0% |
Market context
Based on real-money crowd forecasting, us open, qualification wta: julieta pareja vs lucrezia stefanini stands at 100% likelihood according to current market consensus. This market refers to the tennis match between Julieta Pareja and Lucrezia Stefanini in the US Open, Qualification WTA, originally scheduled for August 27, 2026 at 11:00AM ET. Thi…
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 Who Will Win 2026, 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 Who Will Win 2026. 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 does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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