Roland Garros, Qualification WTA: Polina Kudermetova vs Xiyu Wang

Platform comparison

Active sub-markets

Market context

Polina Kudermetova and Xiyu Wang are set to meet in Roland Garros qualifying on clay, with the market currently pricing no meaningful chance of a Kudermetova result. That 0% crowd read is best treated cautiously: outright tennis markets often overreact to a late scratch, a postponed start, or a stale line when match time is close. In this case, the listed odds elsewhere have Wang as the narrow favourite, but qualifying draws can move quickly if a player withdraws or the schedule is reshuffled. For accessibility, the practical point is that a venue-agnostic market like this may sit within a broader compliance patchwork: German users face GlüStV-related restrictions and operator checks, while US-facing participation can still fall within CFTC reach depending on platform structure. “No-KYC up to $1,500” generally means small withdrawals may be processed without full identity verification, but larger limits, source-of-funds checks, or geo-blocking can still apply.

Recent tennis reporting and live scoring pages have the match scheduled for 22 May, with qualifying status rather than main-draw progression determining settlement. The main catalysts are simple but important: whether the match is played at all, whether either player is moved on or pulled out, and whether Roland Garros qualifying runs to time. If the match is delayed beyond the market’s seven-day window without a winner, settlement can flip to 50-50 rather than either player. Traders should also watch for official WTA or Roland Garros updates on order of play, because clay qualifying often depends on court availability and weather.

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Methodology

We track Roland Garros, Qualification WTA: Polina Kudermetova vs Xiyu Wang 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

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?

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.

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.

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.