Liege: Gauthier Onclin vs Florian Broska

Platform comparison

Market context

The tennis match between Gauthier Onclin and Florian Broska in Liege, Belgium, is set to begin today at 5:00am ET on Centre Court, with the market currently pricing Onclin’s advancement at a near-zero probability. This contract trades on Polymarket using USDC on the Polygon network, where conditional tokens determine settlement based on whether Onclin advances, Broska advances, or the match is cancelled. The current 0% YES price reflects a stark market consensus that Onclin is unlikely to win, despite both players having equal career win records and similar physical profiles, with Onclin aged 25 and ranked 178 versus Broska at 28 and ranked 353[3][8].

Historical precedents in Challenger-level matches show that when two players share identical career win totals and comparable serve statistics, such as Onclin’s 73% first-serve points won versus Broska’s 38% second-serve points won, outcomes often hinge on minute tactical edges rather than raw dominance[6]. In similar Liege Challenger fixtures from 2024 and 2025, matches with equal H2H records resolved unpredictably, frequently awarding the win to the lower-ranked player due to superior break-point conversion, suggesting the current 0% pricing may be overly deterministic[1]. Traders should monitor the official ATP Tour head-to-head update, which recently confirmed no prior meetings between these rivals, meaning all momentum will be built from scratch[5].

Key catalysts include the live score feed on Sofascore, which will confirm if the match starts at 09:00 UTC as scheduled, and any weather delays that could push the settlement beyond the seven-day window, triggering a 50-50 resolution[2]. Onclin’s recent form, including a 4-6, 6-1, 6-3 loss to Federico Iannaccone in April, indicates vulnerability on serve, while Broska’s lack of recent match data raises uncertainty about his current fitness[9]. The market will resolve to Onclin if he advances, to Broska if he advances, or to 50-50 if the match is cancelled, tied, or delayed beyond seven days without a winner, with the settlement window ending on 16 July 2026 at 09:00 UTC.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Liege: Gauthier Onclin vs Florian Broska 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 PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

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.