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% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 2 O/U 8.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Match O/U 21.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 1 O/U 8.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 2 O/U 9.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 1 O/U 9.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Match O/U 22.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set Handicap +/-1.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 2 O/U 10.5 | 100% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Total Sets: O/U 2.5 | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 1 Winner | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 2 Winner | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set Handicap +/-1.5 | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Set 1 O/U 10.5 | 0% |
| Segovia: Alejo Sanchez Quilez vs Oliver Crawford Match O/U 23.5 | 0% |
Market context
Oliver Crawford and Alejo Sanchez Quilez are still listed for a Segovia Challenger meeting, with the match shown as the next fixture and scheduled for 4:00pm on 23 July 2026. That matters for the market because the 0% YES price is effectively betting that the contest will not produce a normal winner on the current path, rather than reflecting any on-court edge between the players.[1]
When a tennis market sits at zero, traders usually treat it as a signal that the event is either already stale, mis-scheduled, or exposed to a non-completion outcome. Comparable cases in lower-level Challenger tennis are often driven less by head-to-head quality than by whether play actually starts, whether an order of play changes, or whether one player withdraws before first ball, all of which can force settlement away from the named winner and towards the market’s fallback rules.[1]
The key catalyst is therefore the official schedule and any late withdrawal or walkover announcement, not polling-style movement in the conventional sense. The relevant dependency is whether Segovia publishes an updated order of play or match result confirming who advances; absent that, the market remains anchored to the possibility of cancellation or delay beyond the seven-day window rather than a clean finish.[1]
Sources: 1
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 Segovia: Alejo Sanchez Quilez vs Oliver Crawford 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
- 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.
- 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.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- 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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