Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Scam? Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Scam? → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Scam? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Scam? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Scam? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Scam? → |
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 Polymarket Scam?.
Active sub-markets
Market context
Felix Auger-Aliassime faces Roman Andres Burruchaga in the first or early round of Roland Garros in May 2026. The Polymarket contract currently trades at 100% implied probability for Auger-Aliassime's advancement, reflecting the Canadian's substantial ranking advantage and tournament seeding status. On Polygon, this conditional token pair settles USDC directly upon match resolution, with the YES token representing Auger-Aliassime's progression and NO representing Burruchaga's upset victory. The 100% pricing suggests the market has priced in minimal uncertainty around the matchup itself, though settlement mechanics remain sensitive to scheduling disruptions or match cancellations.
Auger-Aliassime's career record against lower-ranked opponents and his recent form at clay-court events provide the foundation for current pricing. The Canadian has maintained a top-20 ranking consistently over recent seasons, whilst Burruchaga competes primarily on the ATP Challenger circuit. Historical precedent shows that ranking differentials of this magnitude rarely reverse in early-round Grand Slam play, though clay courts occasionally produce tighter matches than hard courts for players outside the elite tier. Auger-Aliassime's specific clay-court performance record and any recent injury concerns would typically anchor trader confidence in the YES outcome.
Traders should monitor the official Roland Garros draw release and any schedule adjustments closer to late May 2026. Weather delays at Roland Garros frequently push matches beyond their original slots; the settlement window extends to 7 days post-scheduled date, but extended delays beyond that trigger a 50-50 resolution. Confirmation of both players' participation and fitness status in the weeks preceding the tournament represents the primary catalyst that could shift pricing away from the current ceiling.
Methodology
We track Roland Garros ATP: Felix Auger-Aliassime vs Roman Andres Burruchaga 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
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 Polymarket Scam?, 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.
- 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Scam? 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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