Paris: Katie Volynets vs Yulia Starodubtseva

Platform comparison

Active sub-markets

Market context

Katie Volynets and Yulia Starodubtseva are scheduled to meet in a Paris tennis match on 15 May 2026 at 4:00 AM ET. The 0% implied probability on Volynets suggests either incomplete market data, a technical issue with the odds feed, or that traders have assigned near-certain status to Starodubtseva. Given the early morning scheduling and potential for fixture changes in the professional tennis calendar, this warrants verification against official ATP/WTA draw sheets before committing capital.

Historical precedent shows that matches involving lower-ranked players on secondary courts often experience scheduling shifts, particularly when tournaments run concurrent events across multiple surfaces. Volynets, a former top-100 player, has experienced career volatility; Starodubtseva similarly operates in the mid-ranking tiers where form variance is pronounced. Markets pricing one player at exactly 0% typically reflect either data lag or an assumption of withdrawal—neither should be taken as definitive without corroborating tournament documentation.

Traders monitoring this match should track official draw confirmations from the Paris tournament organisers, injury reports released within 48 hours of play, and any weather delays that might trigger the 7-day resolution clause. Programmatically, conditional orders tied to draw confirmation would reduce exposure to cancellation risk. The settlement window extends to 22 May 2026, providing a one-week buffer for delayed matches, though incomplete play defaults to 50-50 resolution. Cross-referencing live odds against major sportsbooks will reveal whether the 0% reflects genuine market consensus or a pricing anomaly worth exploiting.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, 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?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.