Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
74% | 26% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
74% | 26% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva | 74% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 1 Winner | 72% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 1 O/U 8.5 | 65% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set Handicap +/-1.5 | 55% |
| Completed Match | 50% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 2 O/U 8.5 | 50% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 2 O/U 9.5 | 50% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 2 O/U 10.5 | 50% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Match O/U 21.5 | 44% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 1 O/U 9.5 | 43% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Match O/U 22.5 | 41% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Match O/U 23.5 | 40% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 2 Winner | 38% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Total Sets: O/U 2.5 | 34% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set 1 O/U 10.5 | 22% |
| Cincinnati Open, Qualification: Alina Korneeva vs Alina Charaeva Set Handicap +/-1.5 | 13% |
Market context
Alina Korneeva faces Alina Charaeva in the Cincinnati Open qualifying draw on 12 August 2026. The Polymarket contract currently prices Korneeva's advancement at 74%, reflecting confidence in the Russian player's progression past her compatriot. The settlement window closes 19 August, allowing a week's buffer for rescheduling should weather or other disruptions affect the original 1:00 PM ET slot.
Korneeva's ranking trajectory and recent qualifying performances provide the foundation for the market's lean toward her victory. She has demonstrated consistent progression through lower-tier qualifying rounds at major tournaments, whilst Charaeva's recent form and seeding position relative to Korneeva suggest a meaningful gap in current competitive standing. Historical patterns from similar qualifying matchups between players of differing momentum show that the higher-ranked or better-performing qualifier advances roughly 70–75% of the time, which aligns closely with the current USDC-denominated conditional token pricing on Polygon.
Traders should monitor the official Cincinnati Open draw confirmation and any late withdrawals, as qualifying draws occasionally shift in the days before competition begins. Surface conditions at the Cincinnati venue—typically hard court—may favour particular playing styles; recent tournament reports from comparable North American hard-court events offer useful reference points for how conditions might influence match outcomes. Any injury announcements or scheduling changes affecting either player would shift the contract pricing materially, particularly if one player faces a demanding earlier-round matchup that could affect physical readiness.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Cincinnati Open, Qualification: Alina Korneeva vs Al… on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Open live market →