Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
Market context
The market concerns a Roland Garros qualifying match between Polina Kudermetova and Xiyu Wang, with the winner advancing in the women’s draw. Crowd pricing at 0% YES is not consistent with the live tennis context: the match was scheduled for 22 May and appears to have been completed or at least firmly on the day’s slate, so the key issue is whether the bout was played and settled within the seven-day window rather than any wider tournament dispute. In comparable tennis markets, the winner usually moves quickly once an official scoreline is recorded; where a match is postponed or abandoned, settlement normally follows the governing tour’s official result rather than pre-match odds or tipster calls.
The main catalyst to watch is the official match status from Roland Garros and the WTA, alongside live-score services such as SofaScore and Flashscore, which both list the fixture as a qualifying match on 22 May. If the event was started and finished, the market should resolve to the advancing player; if it was not played at all, or if there is no completed result within seven days of the scheduled date, the fallback is a 50-50 outcome. For trading purposes, the only materially relevant dependency is whether an official winner is posted by the tournament rather than any form, head-to-head, or betting opinion, though preview sources such as Sportus and Tennis Ratio do frame Wang as a modest favourite on recent form and prior meetings.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Roland Garros, Qualification WTA: Polina Kudermetova vs Xiyu Wang plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
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.
- 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.
- 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.
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