Pozoblanco: Akira Santillan vs Izan Almazan Valiente

Platform comparison

Market context

Akira Santillan has already secured a win against Izan Almazan Valiente in their Pozoblanco Challenger quarter-final on the hard court, with the match recorded as completed on 17 July 2026 [1]. The 100% YES crowd-implied probability reflects this confirmed outcome, leaving no uncertainty regarding Santillan’s advancement. In prediction markets, such full certainty typically emerges only after a match result is officially logged and verified by tournament authorities, eliminating the risk of cancellation or delay beyond the settlement window.

Historically, markets with 100% implied probability in tennis resolve decisively when the match is played and a winner is determined, as ties are impossible in standard formats and cancellations are rare once play begins. Comparable cases from recent Challenger events show that once a result is posted on official scoreboards like tennisstats.com, liquidity collapses and the market locks in the outcome [1]. The 50-50 tie condition applies only if the match is not played or delayed beyond seven days, neither of which is relevant here given the confirmed win.

Traders should monitor the official ATP Challenger tournament page for any post-match administrative updates, though these are unlikely to alter the resolved outcome. No further announcements are expected, as the match date and result align with the scheduled quarter-final on 17 July [2]. The settlement window ending 2026-07-24 provides ample time for final verification, but the result is already settled in practice.

Sources: 1 · 2

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.