Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Sport Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Sport Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Sport Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Sport Prediction → |
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 Sport Prediction.
Active sub-markets
| Modena: Lucia Bronzetti vs Laura Samson Set 2 O/U 8.5 | 0% Over | 100% Under |
| Modena: Lucia Bronzetti vs Laura Samson Match O/U 21.5 | 0% Over | 100% Under |
| Modena: Lucia Bronzetti vs Laura Samson Set 1 O/U 9.5 | 100% Over | 0% Under |
| Modena: Lucia Bronzetti vs Laura Samson Set 1 O/U 10.5 | 100% Over | 0% Under |
| Modena: Lucia Bronzetti vs Laura Samson Set 1 Winner | 100% Bronzetti | 0% Samson |
| Modena: Lucia Bronzetti vs Laura Samson Set Handicap +/-1.5 | 0% Samson | 100% Bronzetti |
Market context
Lucia Bronzetti and Laura Samson are scheduled to meet in the opening rounds of the Modena tournament on 13 June 2026. Bronzetti, the Italian home favourite, holds a career record against Samson that currently stands at 0–0, meaning this will be their first professional encounter. Bronzetti has competed regularly on the WTA circuit and ITF Pro Tour, whilst Samson's recent activity and ranking trajectory remain less prominently documented in mainstream tennis reporting, suggesting a potential disparity in tour exposure or competitive frequency heading into this fixture.
The 0% implied probability reflects either extreme uncertainty about Samson's participation or a strong consensus favouring Bronzetti's advancement. Historical precedent in lower-profile WTA qualifying and early-round matches shows that home-court advantage, particularly in Italian tournaments, typically carries measurable weight in player performance. Bronzetti's familiarity with Modena's courts and conditions, combined with the absence of prior head-to-head data, leaves limited empirical ground for pricing Samson's chances.
Traders should monitor official tournament draw confirmations and entry lists as the June window approaches, as late withdrawals or scheduling changes remain common in professional tennis. Injury reports or ranking fluctuations affecting either player's seeding could alter draw positioning. The settlement window extends to 20 June, providing a seven-day buffer beyond the scheduled date; any delay beyond that threshold without a completed match triggers a 50–50 resolution, a material tail risk if weather or venue issues disrupt the Emilia-Romagna region during that week.
Methodology
We track Modena: Lucia Bronzetti vs Laura Samson 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
- Is this market available outside the US?
- Sport Prediction 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.
- What does it cost to trade on Sport Prediction?
- Zero. Sport Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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 Modena: Lucia Bronzetti vs Laura Samson on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
Trade on Sport Prediction →