Geneva Open: Taylor Fritz vs Alexei Popyrin

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Active sub-markets

Market context

Taylor Fritz and Alexei Popyrin were due to meet at the Geneva Open, an ATP 250 clay event in Switzerland that runs in the final week before Roland Garros. For a programme that polls live draws and walkovers, this is the sort of match to key off the ATP order of play rather than the market price alone: clay-court scheduling, late withdrawals and same-day rescheduling can move the resolution path quickly. Fritz entered as the top seed in the draw, while Popyrin was listed in the field after the tournament’s opening rounds had already started.

A 0% YES line implies the market was pricing either a void-like outcome, a mismatch in availability, or a very high expectation that the pairing would not be completed as scheduled. In comparable ATP 250 cases, first-round and early-round match markets often sit near zero when one player’s participation is uncertain, when a retirement/withdrawal is already being discussed, or when bracket information is stale versus official tour updates. The key distinction is whether the match is merely delayed, which can still produce a normal winner, or not played within the settlement window, which sends the market to 50-50.

The main catalysts are the ATP match order, any official withdrawal notices, and whether the Geneva draw is revised before play. The ATP Tour’s tournament page and live scores have been the cleanest reference points for confirmations, while match previews from tennis news outlets can flag timing changes, but should be cross-checked against the official schedule. For a programmatic workflow, the practical approach is to monitor the tournament feed, scrape the published order of play, and trigger alerts on status changes for Fritz and Popyrin: “scheduled”, “in progress”, “completed”, or “not before” with no court assignment.

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Methodology

We track Geneva Open: Taylor Fritz vs Alexei Popyrin on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in 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.