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 |
|---|---|
| Completed Match | 100% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 1 O/U 8.5 | 100% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set Handicap +/-1.5 | 100% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 1 O/U 9.5 | 100% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 1 O/U 10.5 | 100% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 1 Winner | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 2 Winner | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Total Sets: O/U 2.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 2 O/U 8.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Match O/U 21.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Match O/U 22.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 2 O/U 9.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Match O/U 23.5 | 0% |
| Swiss Open: Pedro Martinez vs Yannick Hanfmann Set 2 O/U 10.5 | 0% |
Market context
The Swiss Open tennis tournament will host a first-round match between Spanish player Pedro Martinez and German competitor Yannick Hanfmann on 13 July 2026. Martinez, ranked outside the top 100 on the ATP tour, has competed primarily on the Challenger circuit in recent seasons, whilst Hanfmann, also a lower-ranked player, has oscillated between ATP and Challenger-level competition. The 0% crowd probability suggests traders are either confident in Martinez's advancement or uncertain about match completion given the early morning scheduling at 4:00 AM ET.
Historical precedent for matches between players of comparable ranking shows outcomes depend heavily on surface preference and recent form. Both competitors have demonstrated inconsistent results against similarly-ranked opponents, with neither establishing clear dominance in head-to-head records. The grass-court surface at the Swiss Open typically favours players with strong serve-and-volley games, a factor that could advantage either player depending on recent preparation and fitness levels.
Traders should monitor ATP injury reports and withdrawal announcements through early July, as lower-ranked players frequently withdraw from tournaments due to minor injuries or scheduling conflicts. The settlement window extends to 20 July, providing a seven-day buffer beyond the scheduled date; any delay beyond this period would trigger a 50-50 resolution. Recent tournament schedules from the ATP website and Swiss Open official communications will clarify whether the match proceeds as scheduled or faces rescheduling that could affect player preparation and match dynamics.
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 Swiss Open: Pedro Martinez vs Yannick Hanfmann 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 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.
- 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.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- 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.
- 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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