Bunschoten: Gilles Arnaud Bailly vs Filippo Romano

Platform comparison

Market context

The ATP Challenger match in Bunschoten between Gilles Arnaud Bailly and Filippo Romano is scheduled for 1:30pm local time today in the Netherlands, with Bailly currently favoured by most bookmakers at roughly 64% to win [9]. On Polymarket, however, the contract pricing Filippo Romano as the winner sits at 0% implied probability, a stark divergence from the live odds and head-to-head data showing both players have equal career wins [2]. This pricing suggests the market is either treating the event as effectively cancelled or betting on a settlement clause rather than the match outcome itself.

Historically, contracts on Polymarket that collapse to near-zero probability before a match often precede a cancellation or a delay beyond the seven-day settlement window, triggering the 50-50 tie resolution [1]. In similar Challenger-level events, when weather or player injury forces a postponement past the settlement deadline, conditional tokens on Polygon automatically resolve to the neutral outcome, rendering the initial directional bet worthless [1]. The 0% price here likely reflects a high perceived risk of the match not being completed within the required timeframe, rather than a genuine belief that Romano cannot win.

Traders should monitor the official ATP Challenger Bunschoten schedule and any real-time weather updates for the Netherlands, as heavy rain could delay play beyond the seven-day limit [10]. A recent preview confirms the match is set for the first round, but any announcement of a postponement or player withdrawal before the start time would be the primary catalyst for the contract to shift from 0% toward the 50% settlement floor [5]. Watch for live score updates on Sofascore or Flashscore to confirm whether the match actually begins, as an unplayed match resolves differently than a completed one [1][4].

Sources: 1 · 2 · 3 · 4 · 5

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 Kalshi UK, which mirrors the Polymarket order book directly.

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 Kalshi UK. 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'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.

Do I need to KYC for this market?

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

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.