Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set Handicap +/-1.5 | 100% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 1 O/U 8.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 1 Winner | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Match O/U 21.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 2 Winner | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Total Sets: O/U 2.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 1 O/U 9.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Match O/U 22.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 2 O/U 9.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 1 O/U 10.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Match O/U 23.5 | 0% |
| Wimbledon WTA: Karolina Pliskova vs Iga Swiatek Set 2 O/U 10.5 | 0% |
Market context
Karolina Pliskova faces Iga Swiatek in the second round of Wimbledon’s WTA tournament, with the match originally scheduled for 1 July 2026 but now set for 2 July at 14:30 local time in London. The crowd-implied probability of Pliskova advancing is currently 0% YES, reflecting Swiatek’s overwhelming dominance on grass and her status as the reigning Ladies’ Singles champion. Historically, such lopsided probabilities in high-stakes tennis matches have rarely shifted unless a top player suffers a sudden injury or collapse; for instance, in the 2023 Wimbledon final, Swiatek’s straight-sets victory over Pliskova in a prior round mirrored this pattern of near-certain outcomes when form and ranking diverge sharply [1][3].
Traders should monitor Swiatek’s physical condition and any pre-match announcements regarding Pliskova’s health, as both are critical dependencies for market resolution. Swiatek defeated Taylor Townsend in the first round without dropping a set, reinforcing her fitness and momentum [2]. While Pliskova remains a game opponent if healthy, her recent form on grass is less consistent, and any delay beyond seven days or cancellation would trigger a 50-50 settlement. Watch for updates from official WTA channels or Polish sports media like Przegląd Sportowy, which provides live coverage and real-time insights [2][10]. No crypto macro tie-in is material here, as the contract resolves purely on match outcome, not on BTC/ETH price movements or USDC funding rates.
Methodology
This page reads Wimbledon WTA: Karolina Pliskova vs Iga Swiatek on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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