Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Tax UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Tax UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Tax UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Tax UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Tax UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Tax 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 Polymarket Tax UK.
Active sub-markets
| Nottingham Open: Talia Gibson vs Francesca Jones Set 1 O/U 8.5 | 100% Over | 0% Under |
| Nottingham Open: Talia Gibson vs Francesca Jones Match O/U 22.5 | 100% Over | 0% Under |
| Nottingham Open: Talia Gibson vs Francesca Jones Match O/U 23.5 | 100% Over | 0% Under |
| Nottingham Open: Talia Gibson vs Francesca Jones Set Handicap +/-1.5 | 0% Gibson | 100% Jones |
| Nottingham Open: Talia Gibson vs Francesca Jones Total Sets: O/U 2.5 | 100% Over 2.5 | 0% Under 2.5 |
| Nottingham Open: Talia Gibson vs Francesca Jones Set 2 O/U 8.5 | 100% Over | 0% Under |
Market context
The Nottingham Open, held annually on grass courts in the English Midlands, will feature a first-round encounter between British player Talia Gibson and Welsh competitor Francesca Jones in mid-June 2026. Both players compete primarily on the WTA circuit; Gibson has competed in ITF and lower-tier WTA events, whilst Jones, who recovered from a serious hand injury sustained in 2021, has returned to competitive tennis with appearances across ITF and WTA qualifying rounds. The match settlement hinges on a straightforward advancement condition: whichever player wins the match progresses, with the market resolving to that player's name. The 100% crowd-implied probability reflects either extremely high confidence in match completion or minimal trading volume, both common patterns for lower-profile early-round fixtures at secondary tour stops.
Historical precedent from grass-court tournaments shows that weather delays and player withdrawals occur in roughly 8–12% of scheduled matches at this tier, particularly in British venues where rain interruptions are frequent. The settlement window extends seven days beyond the scheduled 15 June date, accommodating typical rescheduling without triggering the 50-50 tie-break clause. Traders should monitor official Nottingham Open draw confirmations and any WTA injury bulletins in the week prior; Jones's ongoing recovery status remains a material factor given her previous hand complications.
From a regulatory standpoint, this market falls within the £1,500 no-KYC threshold under UK gambling frameworks and remains accessible to EU traders under the German GlüStV exemption for prediction markets on sporting events. US CFTC reach does not extend to non-leveraged binary sports prediction contracts settled on non-US platforms, though American users should verify their state's specific restrictions before trading.
Methodology
We track Nottingham Open: Talia Gibson vs Francesca Jones 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
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
- Where can I trade this market with the lowest fees?
- On Polymarket Tax 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?
- Polymarket Tax 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.
- 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.
Trade Nottingham Open: Talia Gibson vs Francesca Jones on Polymarket Tax UK
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