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
Sara Sorribes Tormo faces Tamara Korpatsch in a Roland Garros WTA first-round encounter scheduled for 24 May 2026. The Polymarket contract currently trades at 0% YES, reflecting either extreme confidence in Korpatsch's victory or minimal liquidity in the conditional token pair on Polygon. The settlement window closes 31 May, allowing a seven-day buffer for match completion before the 50-50 tie resolution triggers.
Sorribes Tormo, ranked around 37th on the WTA tour, has shown resilience on clay courts but lacks consistent deep-run form at majors. Korpatsch, hovering near 60th in rankings, has built her game primarily on hard courts and grass, making Roland Garros a less natural surface for her profile. Historical precedent suggests players with stronger clay credentials—Sorribes Tormo's domain—typically advance when seeding and ranking align closely. The 0% pricing likely reflects either a significant seeding advantage to Korpatsch or market participants viewing this as a mismatch favourable to the Spanish player, though the absence of any YES liquidity suggests thin order books rather than genuine conviction.
Traders should monitor official Roland Garros draw confirmations and any late withdrawals through May, as injury announcements frequently reshape first-round matchups. Recent WTA scheduling changes have occasionally pushed matches beyond their initial slots; confirmation of the 5:00 AM ET start time closer to the tournament date matters for settlement certainty. Surface conditions and weather forecasts in late May will influence clay-court specialists' performance, particularly relevant given Sorribes Tormo's profile.
Methodology
This page reviews Roland Garros WTA: Sara Sorribes Tormo vs Tamara Korpatsch across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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.
- 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.
- 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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