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
Polymarket's conditional token pair on Polygon currently prices Jones's advancement at 2%, implying Swiatek as heavy favourite. The match sits in the Roland Garros WTA draw for 24 May 2026, with settlement contingent on a completed match by 31 May. The 2% probability reflects the substantial gap between the players' current rankings and recent performance trajectories, though the conditional token mechanics mean traders are pricing not just the match outcome but also execution risk—cancellation, retirement, or delay beyond seven days triggers a 50-50 split.
Swiatek's dominance on clay remains the primary historical anchor for this pricing. She has won Roland Garros twice (2022, 2023) and holds a career clay-court win rate substantially above her hard-court average. Jones, by contrast, has limited WTA main-draw experience and no significant clay-court results at the Grand Slam level. Comparable matchups between top-seeded clay specialists and lower-ranked challengers at Roland Garros typically settle in the 1–5% range for the underdog, making the current 2% valuation consistent with recent tournament precedent.
Traders should monitor the official Roland Garros draw confirmation and any weather forecasts for late May in Paris, as the settlement window's seven-day buffer creates exposure to scheduling delays. Injury reports on both players in the weeks preceding the tournament will also shift the conditional token prices on Polygon; any withdrawal by Swiatek would collapse the match entirely, whilst a Jones injury would eliminate the upside case entirely. The USDC liquidity pool on this pair remains modest, typical for lower-probability outcomes, meaning larger position entries could face slippage.
Methodology
This page reviews Roland Garros WTA: Emerson Jones vs Iga Swiatek 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
- 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.
- 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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