Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 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
Stan Wawrinka, the three-time Grand Slam champion now in his late thirties, faces Jesper de Jong, a lower-ranked Danish player, in the opening round of Roland Garros 2026. The 55% crowd probability favours Wawrinka, reflecting his pedigree on clay and historical dominance over unseeded opponents at major tournaments. De Jong, ranked outside the top 100, represents the sort of first-round draw that typically favours established seeds, though Wawrinka's age and recent form trajectory warrant scrutiny.
Wawrinka's clay-court record remains formidable—he won Roland Garros in 2015 and has reached multiple quarter-finals there since. However, his performance in 2025 and early 2026 will be the critical lens. Players of his vintage often show uneven results across surfaces, and a first-round exit against a qualifier or lower-ranked opponent is not uncommon when fitness or match sharpness dips. De Jong's ranking and recent tournament results are the baseline data; any ATP 250 or 500 performances in the months before Roland Garros would indicate whether he has momentum or is simply a draw-dependent opponent.
The settlement window closes 7 June 2026, allowing a week beyond the scheduled 25 May date for completion. Traders should monitor Wawrinka's injury status and any late withdrawals in the lead-up; clay-court preparation tournaments in April and May will signal his condition. De Jong's recent match record and whether he qualifies or enters as a lucky loser are secondary but relevant factors. The 55% probability appears broadly aligned with Wawrinka's seeding advantage, leaving limited value unless late-stage fitness concerns emerge.
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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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 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 ATP: Stan Wawrinka vs Jesper de Jong on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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