Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 1 O/U 8.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Total Sets: O/U 2.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 2 Winner | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 2 O/U 10.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Match O/U 21.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Match O/U 22.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Match O/U 23.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro | 0% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 1 O/U 9.5 | 0% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 1 O/U 10.5 | 0% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set 1 Winner | 0% |
| Wimbledon WTA: Dayana Yastremska vs Jessica Bouzas Maneiro Set Handicap +/-1.5 | 0% |
Market context
Market consensus: 100% chance of wimbledon wta: dayana yastremska vs jessica bouzas maneiro. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Dayana Yastremska and Jessica Bouzas Maneiro in the Wimbledon WTA, originally scheduled for July 1, 2026 at 6:00AM ET. This market w…
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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
- 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.
- 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 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.
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