Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
69% | 31% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
69% | 31% | 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 structure currently prices Gaston's advancement at 77%, with USDC settlement on Polygon reflecting a substantial favourite position. The match sits in the Roland Garros ATP draw for 24 May 2026, though the early morning 5:00 AM ET scheduling introduces practical variables around player readiness and court conditions that typically influence clay-court performance in Paris.
Gaston's record against Monfils provides the historical anchor for reading this probability. At 24 years old, Gaston has shown inconsistent form on the professional circuit, whilst Monfils—now in his late thirties—retains the experience and movement patterns that have sustained his ranking despite age-related decline. Their head-to-head record favours neither player decisively, but Monfils' proven ability to navigate clay surfaces and extend matches through tactical play has historically compressed odds against younger opponents lacking his court intelligence. The 77% implied probability suggests traders are weighting Gaston's youth and potential upside against Monfils' reliability rather than expecting a dominant performance.
Traders should monitor the ATP injury report and practice schedules in the week preceding 24 May, as both players' fitness status typically shifts market pricing in the final seventy-two hours before play. Court surface conditions at Roland Garros—particularly clay moisture and temperature—favour different playing styles; unseasonably wet conditions would typically tighten odds by reducing Gaston's aggressive baseline game effectiveness. The settlement window extends to 31 May, allowing seven days for completion, though delays beyond that trigger the 50-50 resolution clause, introducing tail-risk considerations for conditional token holders.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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.
Trade Roland Garros ATP: Hugo Gaston vs Gael Monfils on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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