Wimbledon, Qualification WTA: Kaitlin Quevedo vs Claire Liu

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Active sub-markets

Market context

The underlying event is a WTA qualifying match at Wimbledon between Kaitlin Quevedo and Claire Liu, scheduled for 7:30 AM ET on 24 June 2026. In prediction markets, a YES share pays out if Quevedo advances, while a NO share pays out if she does not—meaning Claire Liu wins or the match is cancelled. The current crowd-implied probability of Quevedo advancing is 0%, suggesting the market views her as highly unlikely to win this encounter.

Historically, 0% probabilities in tennis qualifiers often reflect a severe mismatch in recent form or head-to-head records. In this case, Quevedo has no recorded WTA Tour matches this year, whereas Claire Liu has competed in multiple rounds at recent events, including a quarter-final appearance in May 2026[5]. Head-to-head data also shows Liu has previously defeated Quevedo in three-set matches, reinforcing the market’s scepticism[2]. Such precedents help traders interpret extreme probabilities not as errors, but as reflections of tangible performance gaps.

Traders should monitor official WTA announcements for any changes to the match schedule, player withdrawals, or weather-related delays, as these could shift the resolution to a 50-50 outcome if the match is not completed within seven days. Recent coverage from Tennis Majors confirms Liu’s current ranking and active status, while Quevedo’s profile lists no matches for the year[3][4]. Any sudden update to Quevedo’s availability or Liu’s fitness would be a critical catalyst for probability movement.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

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?

Prediction Market 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 Prediction Market UK?

Zero. Prediction Market 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.