Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
59% | 41% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
59% | 41% | 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
Lorenzo Sonego and Pierre-Hugues Herbert are scheduled to meet in the first round of Roland Garros on 24 May 2026. Sonego, an Italian left-hander ranked in the low-30s, has established himself as a consistent clay-court performer with multiple ATP titles and regular deep runs at Roland Garros. Herbert, a French doubles specialist who occasionally competes in singles, typically operates outside the top 100 in singles rankings and has limited recent form on the ATP tour's main stage.
The 76% implied probability heavily favours Sonego, which aligns with historical precedent: when ranking gaps of this magnitude appear in first-round matchups at Grand Slams, the higher-ranked player advances roughly 75–80% of the time. Herbert's primary competitive outlet remains doubles, where he has won multiple Grand Slam titles, but his singles record against top-100 opponents shows inconsistency. Sonego's recent clay-court record—including performances at Masters 1000 events preceding Roland Garros—will be the primary determinant of whether this baseline expectation holds.
Traders should monitor Sonego's injury status and match fitness in the weeks leading to 24 May, particularly following any ATP 500 or Masters events in the European clay swing. Herbert's entry into the singles draw itself warrants confirmation, as he may prioritise doubles commitments with a partner. Weather disruptions at Roland Garros could extend the match beyond its scheduled window, triggering the 50-50 resolution clause if play extends beyond 31 May. Court assignments and scheduling—whether the match receives a main-court slot or outer courts—may influence fatigue factors, though this typically affects higher-seeded players more substantially.
Methodology
This page reviews Roland Garros ATP: Lorenzo Sonego vs Pierre-Hugues Herbert 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.
- 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.
- 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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