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
Anastasia Zakharova, the Russian qualifier ranked outside the top 100, faces Czech player Karolina Muchova in the opening round of Roland Garros 2026. Muchova, a former top-20 player and two-time Grand Slam semi-finalist, returns to competitive tennis following a prolonged absence due to shoulder surgery. The match is scheduled for 24 May at 5:00 AM ET, a notably early slot that typically favours neither player but may affect preparation routines.
The 0% probability reflects Muchova's superior pedigree and experience at the clay-court majors, where she reached the semi-finals in 2021 and 2023. However, the market's extreme confidence warrants scrutiny. Muchova's injury layoff creates genuine uncertainty about match fitness and movement quality—precisely the attributes most tested on Roland Garros' demanding surface. Zakharova, though unseeded, has demonstrated qualifying credentials and will face no pressure as the overwhelming underdog. Historical precedent shows that players returning from significant shoulder surgery often struggle with consistency in their opening matches, particularly against opponents with nothing to lose.
Traders should monitor official draws confirmation and any late withdrawal announcements through the ATP/WTA website before 23 May. Muchova's recent practice reports and any coaching staff updates will signal her readiness; the WTA has published limited information on her training intensity since her comeback announcement. Weather conditions on the day—particularly wind, which affects shoulder stability during serves—could prove decisive. The early morning scheduling may also influence both players' preparation quality, though this factor typically affects both competitors equally.
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
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.
- 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.
- 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.
Trade Roland Garros WTA: Anastasia Zakharova vs Karolina M… on PolyGram
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