Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Bot UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic | 100% |
| Completed Match | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Match O/U 21.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Total Sets: O/U 2.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 1 O/U 8.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 1 Winner | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 1 O/U 9.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Match O/U 22.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 1 O/U 10.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Match O/U 23.5 | 100% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 2 Winner | 0% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 2 O/U 8.5 | 0% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set Handicap +/-1.5 | 0% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 2 O/U 9.5 | 0% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set Handicap +/-1.5 | 0% |
| Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic Set 2 O/U 10.5 | 0% |
Market context
The Cincinnati Open qualifying draw will feature Belgian prospect Luca Van Assche against Serbian veteran Dusan Lajovic on 12 August 2026. Van Assche, ranked in the 150s on the ATP, has shown steady improvement through Challenger circuits and qualifying rounds at Masters events. Lajovic, a former top-20 player now in his mid-thirties, has competed sporadically in recent seasons but retains experience navigating qualifying draws at prestigious tournaments. The match determines progression to the main draw of one of the year's most competitive Masters 1000 events.
Historical qualifying matchups between players of this ranking differential—where the younger player holds marginal seeding advantage but the older competitor brings Grand Slam and Masters experience—resolve favourably to the higher-ranked player approximately 65–70% of the time. Van Assche's trajectory through qualifying rounds this season suggests consistent performance against similar-ranked opposition, though Lajovic's tactical nous in tight sets presents a known variable. The 100% crowd probability reflects confidence in Van Assche's advancement, though this may overweight recent form against the volatility inherent in single-elimination qualifying.
Traders monitoring this market should track both players' results in the week preceding the draw, particularly any injury notifications or late withdrawals that might affect seeding. Court surface conditions at Cincinnati—hard court—favour consistent baseline players, which aligns with Van Assche's profile. The settlement window extends to 19 August, providing seven days beyond the scheduled date; any postponement beyond that triggers the 50-50 resolution clause, a relevant contingency given weather patterns typical of August in Ohio.
Methodology
We track Cincinnati Open, Qualification: Luca Van Assche vs Dusan Lajovic across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Bot UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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