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
| Lexus Eastbourne Open, Qualification: Emiliana Arango vs Alycia Parks Set 2 O/U 8.5 | 100% Over | 0% Under |
| Lexus Eastbourne Open, Qualification: Emiliana Arango vs Alycia Parks Set 2 O/U 9.5 | 0% Over | 100% Under |
| Lexus Eastbourne Open, Qualification: Emiliana Arango vs Alycia Parks Set 2 O/U 10.5 | 0% Over | 100% Under |
| Lexus Eastbourne Open, Qualification: Emiliana Arango vs Alycia Parks Set 2 Winner | 100% Arango | 0% Parks |
| Lexus Eastbourne Open, Qualification: Emiliana Arango vs Alycia Parks | 100% Emiliana Arango | 0% Alycia Parks |
| Completed Match | 100% YES | 0% NO |
Market context
Polymarket is effectively pricing **Emiliana Arango to win** this qualification match at **100% YES**, with settlement tied to the WTA-confirmed result and routed through the usual **USDC on Polygon** conditional-token structure. The contract is about who advances in the Lexus Eastbourne Open qualifying draw, not a broader view of either player’s form, so the key question is whether Arango gets through their scheduled meeting with Alycia Parks.
The market sits against a small but meaningful head-to-head reference point: Arango beat Parks 6–2, 6–3 in their only listed prior meeting, in Austin in 2024.[6] That is useful context, but it is not a guarantee in grass-court qualifying, where short-format volatility and scheduling changes can dominate. Public scoreboards and betting boards still list the match for 20 June 2026, which suggests it remains the live reference event for settlement rather than a stale listing.[4][5][9]
For traders, the main catalysts are operational rather than narrative: whether the match is actually started, whether it is moved on court, and whether either player withdraws before first ball. Kalshi’s parallel market rules for the same fixture note that a postponement can keep a contract open until the rescheduled match is completed, while a pre-start non-occurrence can force fair-price treatment under market rules.[2] In practice, the most important updates will come from WTA order-of-play changes, official tournament scheduling, and any withdrawal or walkover announcements before play begins.[2][4]
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
- 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.
- 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.
- 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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