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, a Russian player ranked outside the WTA top 100, faces Czech competitor Karolina Muchova in an early-round Roland Garros encounter scheduled for 24 May 2026. Muchova, a former top-20 player and two-time Grand Slam semi-finalist, represents a significant seeding advantage and experience gap. The 0% implied probability reflects market consensus that Zakharova faces a formidable obstacle, though early-round upsets at clay majors remain statistically plausible given the surface's unpredictability and the compressed nature of best-of-three formats.
Historical precedent suggests that when unseeded players face established competitors at Roland Garros, the favourite advances in roughly 75–80% of comparable matchups, depending on ranking differential and recent form. Muchova's clay-court pedigree—including a 2021 semi-final run—establishes a structural advantage. However, markets pricing Zakharova at zero probability may undervalue the inherent variance in single-elimination tennis, where a single set or tiebreak can shift outcomes dramatically. Recent WTA clay tournaments (April–May 2026) will clarify both players' current fitness and surface-specific performance.
Traders should monitor official Roland Garros draw confirmations and any late withdrawals or schedule adjustments. Muchova's injury history warrants attention; she has experienced recurring shoulder and fitness issues that occasionally affect Grand Slam participation. Under German GlüStV regulations and US CFTC oversight, this market remains accessible to UK-based traders without KYC requirements up to £1,500 cumulative exposure, provided the platform holds appropriate licensing. Settlement occurs 31 May 2026, allowing a seven-day buffer beyond the scheduled match date for completion.
Methodology
We track Roland Garros WTA: Anastasia Zakharova vs Karolina Muchova 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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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.
- 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.
- 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.
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