Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets → |
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.
Active sub-markets
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu Match O/U 21.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu Match O/U 22.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu Match O/U 23.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu Set 2 Winner | 0% Quevedo | 100% Liu |
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
| Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu | 0% Kaitlin Quevedo | 100% Claire Liu |
Market context
The upcoming WTA Wimbledon qualification match between Kaitlin Quevedo and Claire Liu is set to determine which player advances in the semi-finals on the grass courts of London. Quevedo, ranked 106, faces Liu, ranked 145, in a contest originally scheduled for 7:30 AM ET on 24 June 2026. While sportsbooks like Tonybet and Betway offer odds of 1.85 for Liu and 2.05 for Quevedo respectively, the prediction market currently implies a 0% probability for Quevedo advancing, a stark divergence from the near-even odds offered by traditional bookmakers.
Historically, qualification matches at Wimbledon often see significant volatility when lower-ranked players face opponents with superior recent form, yet a 0% implied probability is exceptionally rare and suggests the market may be mispricing Quevedo’s chances or reacting to unconfirmed external factors. Comparable cases from past WTA events show that when odds are nearly balanced (1.85 vs 1.90), the outcome is rarely a foregone conclusion, making the current zero-implied probability an outlier that warrants scrutiny against the analyst consensus which still views Liu as the slight pick.
Traders should monitor official WTA announcements regarding player fitness, as Liu’s recent matches in May included tight three-set victories against Sobolieva and Tan, indicating potential fatigue or injury risks that could shift the dynamic. The settlement window ending 1 July 2026 allows time for such dependencies to resolve, but immediate updates from sources like TennisTonic or Flashscore regarding any delays or withdrawals will be critical catalysts. The meaningful divergence between the 0% market probability and the 1.85 sportsbook line for Liu suggests a potential arbitrage opportunity if the market corrects to reflect the actual competitive balance.
Methodology
This page reviews Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Best Prediction Markets — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Best Prediction Markets 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 does it cost to trade on Best Prediction Markets?
- Zero. Best Prediction Markets 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.
- 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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