Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
100% | 0% | 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
Market context
The underpinning real-world event is the WTA Wimbledon qualification match between Alina Korneeva and Andrea Lazaro Garcia, originally set for 24 June 2026 at 7:30 AM ET, where Korneeva is expected to advance. On Polymarket, this contract currently trades at 100% YES for Korneeva, reflecting near-total confidence in her victory, with all USDC stakes locked on the Polygon chain via conditional tokens that resolve only when the match outcome is officially confirmed.
Historically, such 100% pricing in tennis qualifiers has occurred when a player holds a decisive advantage in head-to-head records or recent form, as seen when Korneeva won their only prior encounter on 24 June 2026, securing a straight-set victory that aligns with Tennis Tonic’s pick of her winning in two sets [1][2]. In similar cases, markets have corrected only when unexpected delays, injuries, or cancellations occurred, but here the absence of such risks has cemented the current price.
Traders should monitor official WTA announcements for any schedule changes or player withdrawals, as even minor delays beyond seven days could trigger a 50-50 resolution. Recent coverage from Tennis Tonic confirms Korneeva’s strong positioning with initial odds of 1.4 versus Lazaro Garcia’s 2.82, reinforcing the market’s certainty [1]. No further catalysts are expected unless the tournament committee issues a formal delay notice, which remains unlikely given the match’s semi-final status in the qualification round [4].
Methodology
We track Wimbledon, Qualification WTA: Alina Korneeva vs Andrea Lazaro Garcia 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
- Where can I trade this market with the lowest fees?
- On Kalshi UK, 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?
- 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.
- 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.
- 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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