Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Trump Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Trump Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Trump Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Trump Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Trump Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Trump Prediction → |
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 Trump Prediction.
Active sub-markets
| Completed Match | 100% YES | 0% NO |
| Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set Handicap +/-1.5 | 100% Samsonova | 0% Siniakova |
| Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set Handicap +/-1.5 | 0% Siniakova | 100% Samsonova |
| Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 Winner | 100% Samsonova | 0% Siniakova |
| Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
| Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 O/U 8.5 | 100% Over | 0% Under |
Market context
Liudmila Samsonova’s match with Katerina Siniakova in Bad Homburg is priced almost exactly evenly, with the market at 50% YES, which fits a contest that has already shown a close balance on grass. Their most recent completed meeting at Bad Homburg in 2024 went the distance, with Siniakova winning 6-3, 6-7(3), 6-3, and the pair have split key recent head-to-head results rather than producing a clear dominance pattern[7][1]. That is the main historical frame here: on this surface, neither player has established a strong edge, so a coin-flip market is consistent with past meetings and the way bookmakers have treated the matchup[2][3].
The immediate catalyst is simply whether the scheduled first-round/early-round match is played as planned and produces a winner, because the contract settles 50-50 if the match is not completed within the stated window or ends without a decisive result. That makes the most important trading watchpoint the tournament schedule itself rather than any broader tennis trend: draw timing, any rain or grass-court delays, and last-minute withdrawals will matter more than marginal form shifts[4][5]. A recent live-match listing and sportsbook market both show the fixture as active, which supports the assumption that the main risk is execution, not uncertainty over whether the matchup exists[3][4].
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 Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova 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
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- 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.
- 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, Trump Prediction triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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