Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
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 Kalshi UK.
Active sub-markets
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova | 0% Gabriela Ruse | 100% Karolina Muchova |
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova Set 1 O/U 8.5 | 100% Over | 0% Under |
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova Set 1 O/U 9.5 | 100% Over | 0% Under |
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova Match O/U 22.5 | 0% Over | 100% Under |
| Bad Homburg Open: Gabriela Ruse vs Karolina Muchova Set 1 O/U 10.5 | 0% Over | 100% Under |
Market context
Gabriela Ruse faces Karolina Muchova in the Bad Homburg Open semifinal, originally set for 9:00 AM ET today on grass, with Ruse holding a red-hot five-match winning streak on this surface while Muchova enters after a dominant two-set advance over Clara Tauson[3][7]. The market currently prices Ruse advancing at just 2% YES, a starkly low figure that mirrors historical cases where a player’s recent form is overshadowed by a superior opponent’s head-to-head edge or ranking disparity; notably, Muchova leads the pair 1–0 in their only prior meeting, and her average match odds sit between 1.5 and 2.5 in her favour, suggesting the market is pricing in her underlying strength rather than Ruse’s current momentum[1][8].
Traders should monitor live court updates for any withdrawal, injury, or delay signals, as the on-chain contract resolves to a fair price if the match does not start or is cancelled before a ball is played, and remains open if postponed within two weeks[2]. Key catalysts include the official WTA match start confirmation, any pre-match fitness announcements from either player, and the real-time score progression, which will directly determine whether conditional tokens on Polygon settle to Ruse or Muchova; recent coverage highlights Muchova’s strong grass performance and Ruse’s winning run, but the head-to-head deficit remains the critical dependency for this outcome[1][7]. The USDC-denominated position on Polymarket will resolve definitively once the match concludes, with no partial settlement if one player advances after an incomplete start.
Methodology
We track Bad Homburg Open: Gabriela Ruse vs Karolina Muchova on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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
- Is this market available outside the US?
- Kalshi UK 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.
- What does it cost to trade on Kalshi UK?
- Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.
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