Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets 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 Best Prediction Markets UK.
Active sub-markets
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 1 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 1 O/U 9.5 | 100% Over | 0% Under |
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 Winner | 0% Werner | 100% Charaeva |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 O/U 9.5 | 100% Over | 0% Under |
Market context
Caroline Werner and Alina Charaeva are set to face off in the Wimbledon WTA Qualification semi-finals on grass, with the match scheduled for 10:30 AM ET on 24 June 2026. While the Robinhood prediction market currently implies a 100% YES probability that Werner will advance, this stands in stark contrast to the broader sportsbook consensus. Major bookmakers like Bovada and Tennis Tonic favour Charaeva, assigning her odds of 1.27 against Werner’s 3.56, and explicitly picking her to win in two sets [1][4]. This divergence suggests the prediction market may be mispricing the contest, ignoring Charaeva’s superior WTA ranking of 120 compared to Werner’s 242 [3].
Historical precedents in WTA qualifications show that higher-ranked players often overcome lower-ranked opponents even when initial odds suggest a tight contest, yet Charaeva’s recent straight-sets victory over Mandlik (6-2, 6-4) demonstrates her current form [1]. Traders should monitor the official start time and any pre-match injury announcements, as Charaeva’s momentum from qualifying could be the decisive catalyst. The match is classified as a semi-final on grass, a surface that can amplify serve advantages, potentially favouring Charaeva’s aggressive style [3]. Recent coverage from Tennis Tonic reinforces the expectation that Charaeva will prevail, highlighting a clear disconnect between analyst consensus and the prediction market’s implied certainty [1].
The settlement window closes on 1 July 2026, but the outcome hinges on the match’s completion without cancellation or delay beyond seven days. Given the sportsbook lines and Charaeva’s ranking advantage, the 100% YES probability for Werner appears statistically unsupported by current data [1][3]. Any shift in Charaeva’s pre-match status or a late withdrawal would immediately alter the market’s fair price, which currently sits at 47¢ for Werner versus 52¢ for Charaeva on Robinhood [6]. Traders must weigh the significant odds discrepancy before committing, as the market’s implied probability contradicts the weight of expert picks and live ranking data.
Methodology
We track Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva 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
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?
- Best Prediction Markets 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 Best Prediction Markets UK?
- Zero. Best Prediction Markets 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Best Prediction Markets UK triggers a quick verification flow that finishes in minutes.
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