Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 1 Winner | 100% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 1 O/U 8.5 | 100% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 1 O/U 9.5 | 100% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Match O/U 21.5 | 98% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Match O/U 22.5 | 98% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide | 75% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Match O/U 23.5 | 73% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 2 Winner | 55% |
| Completed Match | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Total Sets: O/U 2.5 | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 2 O/U 8.5 | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set Handicap +/-1.5 | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 2 O/U 9.5 | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 2 O/U 10.5 | 50% |
| Cincinnati Open: Diane Parry vs Caroline Dolehide Set 1 O/U 10.5 | 0% |
Market context
Diane Parry and Caroline Dolehide are scheduled to meet in the first round of the Cincinnati Open on 13 August 2026. The market currently implies a 68% probability that Parry advances, reflecting her status as the higher-ranked player and favourite for the encounter. The settlement window closes on 20 August, allowing a seven-day buffer beyond the scheduled date for completion.
Parry, a French player ranked in the top 100, has demonstrated consistent performance on the WTA circuit with particular strength on hard courts, the surface used in Cincinnati. Dolehide, an American competitor, has shown improvement in recent seasons but typically faces challenges against higher-ranked opposition in premier events. Historical matchup data between players of their respective rankings suggests the favourite wins approximately 70–75% of first-round encounters at Masters 1000 events, which aligns closely with the current market probability. Parry's recent form and seeding status, should she receive one, would further support the implied odds.
Traders should monitor official Cincinnati Open draw announcements and any late withdrawals or scheduling changes from either player. Injury reports in the week preceding the match represent the primary catalyst that could shift probabilities materially. Weather conditions at the Cincinnati venue occasionally affect hard-court play, though delays beyond seven days would trigger the 50-50 resolution clause. Recent WTA rankings updates and any changes to either player's competitive schedule should be tracked via the WTA official website and tournament communications.
Methodology
This page tracks Cincinnati Open: Diane Parry vs Caroline Dolehide across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Trump Prediction provide a 0%-fee route into the same order book.
Resolution & payout
Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.
Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.
UK Frequently Asked Questions
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
Trade Cincinnati Open: Diane Parry vs Caroline Dolehide on Trump Prediction
Live order book, 0% fees, USDC settlement in seconds.
Open live market →