Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
30% | 70% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
30% | 70% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on BTC Prediction.
Active sub-markets
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Set Handicap +/-1.5 | 30% Bouzkova | 71% Pliskova |
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Set 2 O/U 10.5 | 50% Over | 50% Under |
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Match O/U 21.5 | 59% Over | 42% Under |
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Set 2 O/U 9.5 | 52% Over | 49% Under |
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Match O/U 23.5 | 48% Over | 53% Under |
| Nottingham Open: Karolina Pliskova vs Marie Bouzkova Set 2 O/U 8.5 | 50% Over | 50% Under |
Market context
Karolina Pliskova and Marie Bouzkova are set to meet in Nottingham, with the market still trading at a relatively modest 30% YES for Pliskova despite both players already posting results at the event. Pliskova has moved through the draw in straight sets against Caty McNally, while Bouzkova has also advanced in Nottingham, including a win over Hannah Klugman and a quarter-final result against Tatjana Maria in recent tournament coverage.[1][3][5]
That 30% level sits below what a simple form read might suggest if the market is assuming Bouzkova’s stronger recent grass-court run and lower variance profile; in comparable WTA matches, pricing tends to move sharply when one player has already banked a clean win on the same surface and the other has been pushed deeper into matches.[1][2][3] For this contract, the key is not who looks better on paper but who actually advances, because any non-completion beyond the settlement rules can push the market to a 50-50 outcome rather than a normal winner-takes-all resolution.
Traders should watch the official order of play, whether this match is moved on or off centre court, and any late weather or scheduling disruption, since Nottingham has already had a compressed tournament pace with multiple singles results being updated across the same day’s coverage.[4][5][7] The crypto side is mainly a settlement issue: the event resolves directly from the match outcome into the market’s on-chain USDC payout logic, so a delay, retirement, or cancellation matters as much as the tennis itself. In broader crypto terms, there is no obvious BTC or ETH macro linkage here unless wider market volatility is affecting risk appetite and liquidity around event contracts.
Methodology
This page reads Nottingham Open: Karolina Pliskova vs Marie Bouzkova 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 for comparison. 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
- Where can I trade this market with the lowest fees?
- On BTC Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- BTC Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 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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