Bonn: Jan Choinski vs Federico Agustin Gomez

Platform comparison

Market context

Jan Choinski and Federico Agustin Gomez are scheduled to meet in Bonn on red clay, with the match listed for Centre Court and both player feeds still treating it as a live upcoming semi-final rather than a completed result. The market is priced at **100% YES** for Choinski, which is consistent with the pre-match ranking gap: Choinski is shown around ATP No. 88, versus Gomez around No. 191.[1][2][5]

The way to read that kind of unanimity is that it reflects both the seed-level advantage and the absence of a head-to-head record, not a settled outcome. Choinski has also been posted with stronger recent form in the live event pages, while Gomez arrives with a lower ranking but enough Challenger-level momentum to keep the draw live on clay, where margins are usually thinner than the pricing suggests.[2][4][9][11]

The key catalyst now is whether the match actually starts on time and is completed before the settlement window closes, because the market only resolves to Choinski if he advances, and it flips to 50-50 if the match is not played, ends level, or is delayed beyond seven days without a winner. Live schedules have already shown some timing variation across feeds, with start times listed at 09:00 UTC and 11:00 UTC for Bonn, so traders should watch the official order of play and any court-delay updates closely.[1][3][5][13]

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 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

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 Prediction Today. 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 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 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.