ITF Denia: Hernan Casanova vs Carlos Lopez Montagud

Platform comparison

Market context

Hernan Casanova’s meeting with Carlos Lopez Montagud in Denia is trading at an extreme 0% YES on the contract, which is notable because the event is still framed as a standard two-way tennis match rather than a guaranteed non-starter. On comparable tennis settlement rules, a match that starts but ends via retirement, default, or disqualification usually resolves to the player who advances, while a pre-start walkover or other non-start can push the contract to 50-50 rather than a clean winner outcome[1][2]. That means the current market price is less about a strong view on either player and more about whether the match is expected to be played at all under the contract’s settlement logic[1][2].

For traders, the key catalysts are simple: official order-of-play updates, any withdrawal announcement, and whether a ball is struck before any cancellation or delay takes effect. If the match is merely delayed, the contract remains live; if it is not played at all, or is pushed beyond the settlement window without a winner, it can settle to 50-50 under the stated rules[1][2]. In cross-platform terms, sportsbook prices would usually reflect on-court win probability, while this prediction market can diverge sharply when non-play risk dominates; that is the main reason an implied 0% can coexist with a match that still has a plausible tennis outcome.

Sources: 1 · 2

Methodology

This page reviews ITF Denia: Hernan Casanova vs Carlos Lopez Montagud across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets, which mirrors the Polymarket order book at 0% fees.

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

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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 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.

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.

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.