Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 1 O/U 8.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 2 O/U 8.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 1 O/U 9.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Match O/U 21.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 2 O/U 9.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 1 O/U 10.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set Handicap +/-1.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Match O/U 22.5 | 100% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Total Sets: O/U 2.5 | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 2 Winner | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 1 Winner | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set Handicap +/-1.5 | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Set 2 O/U 10.5 | 0% |
| Livesport Prague Open: Antonia Ruzic vs Dominika Salkova Match O/U 23.5 | 0% |
Market context
The underlying event is a women’s singles tennis match at the Livesport Prague Open between Antonia Ruzic and Dominika Salkova, scheduled for 20 July 2026. The market currently implies a 0% chance that Ruzic advances, suggesting the crowd expects Salkova to win decisively or that the match may not proceed as planned.
Historically, prediction markets on tennis matches with extreme crowd-implied probabilities (near 0% or 100%) often resolve to the favoured player unless external factors intervene, such as injury, withdrawal, or cancellation. In comparable WTA events, matches that begin but are not completed due to weather or player issues have frequently triggered the 50-50 settlement clause, especially when no winner is determined within seven days. This pattern suggests the 0% probability may reflect uncertainty about match completion rather than pure skill disparity.
Traders should monitor the official Livesport Prague Open schedule for any delays, player withdrawal notices, or weather-related disruptions, as these are the primary catalysts that could shift the outcome from a decisive win to a 50-50 resolution. The tournament’s official website and WTA communications are the most reliable sources for real-time updates on match status and player availability.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Livesport Prague Open: Antonia Ruzic vs Dominika Salkova plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
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.
FAQ
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- 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.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
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