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
Coco Gauff and Elina Svitolina are set to meet in the Rome final, but the market is currently pricing a 0% chance of Gauff advancing, which is far below the live tennis consensus and suggests either stale pricing or a misloaded contract. On form and seeding, Gauff is the natural favourite: she is world No 4 and reached her second straight Italian Open final, while Svitolina entered as the lower-ranked player at No 10 and has drawn support mainly from her recent run and the head-to-head edge. WTA records cited ahead of the match put Svitolina 3-2 up overall, but this is their first meeting on clay, which weakens the direct relevance of those past results.
For context, comparable late-stage clay matches in Rome tend to move sharply on the basis of draw strength and the most recent high-quality wins rather than the full head-to-head history. Svitolina’s upset of Iga Swiatek in the semi-final is the main underdog argument, especially since it ended Swiatek’s previously perfect clay season in 2026. Gauff’s case is steadier rather than spectacular: she came through to the final again and has been presented as the market favourite in outside pricing, with some models and market commentary putting her around the high-50s in win probability.
The main catalysts are simple: whether both players are confirmed in the final, whether the match starts on schedule, and whether any interruption or withdrawal affects completion before the settlement window closes. Reuters-style reporting has already framed the match as a straight final between Gauff and Svitolina, so the remaining risk is operational rather than informational. If the contest is delayed, abandoned, or not completed, the contract’s 50-50 fallback rules become the key dependency; if it is played to a finished result, current tennis form points to consensus sitting with Gauff and any value discussion centring on whether Svitolina’s clay upset run is being underweighted.
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
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.
- 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.
Trade Internazionali BNL d'Italia: Coco Gauff vs Elina Svi… on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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