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
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification ATP: Max Basing vs Remy Bertola | 100% Max Basing | 0% Remy Bertola |
| Wimbledon, Qualification ATP: Max Basing vs Remy Bertola Set 2 Winner | 100% Basing | 0% Bertola |
| Wimbledon, Qualification ATP: Max Basing vs Remy Bertola Set Handicap +/-2.5 | 0% Bertola | 100% Basing |
| Wimbledon, Qualification ATP: Max Basing vs Remy Bertola Set 4 Winner | 100% Basing | 0% Bertola |
| Wimbledon, Qualification ATP: Max Basing vs Remy Bertola Set 2 O/U 10.5 | 0% Over | 100% Under |
Market context
The tennis match between Max Basing and Remy Bertola at the Wimbledon Qualification ATP is already settled, with Basing advancing after a five-set victory that concluded 3–2 in his favour. On-chain, Polymarket prices this contract at 100% YES for Basing, reflecting the completed result rather than any speculative uncertainty. The USDC-denominated conditional tokens on Polygon have locked in this outcome, and the settlement window ending 2026-07-02 will formally confirm the resolution to Basing, as the match was not cancelled, tied, or delayed beyond the seven-day threshold.
Historically, markets where a match has finished but not yet formally resolved on prediction platforms often show near-100% pricing once the scoreline is verified, as seen in prior ATP grass-court qualifiers where five-set winners were confirmed within hours. In such cases, the conditional token mechanism ensures no ambiguity: once the official result is posted by the ATP or a recognised data provider like Flashscore, the market resolves automatically. The 100% price here aligns with that pattern, as the match result is public and undisputed, with Basing’s ATP ranking of 331 versus Bertola’s 187 not altering the settled outcome.
Traders should monitor the official ATP announcement portal and live score aggregators such as Flashscore or Sofascore for any post-match administrative updates, though none are expected given the match’s completion. The only catalyst now is the formal confirmation timestamp before the 2026-07-02 settlement deadline, which will trigger the final token redemption. As noted by RIA on 25 June 2026, the match result is confirmed as 3–2 to Basing, with set scores 2–6, 6–4, 3–6, 7–5, 6–2, leaving no room for reversal or delay. No further action is required beyond waiting for the system to process the confirmed resolution.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.
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?
- 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.
- What does it cost to trade on Kalshi UK?
- Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.
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