Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC 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 BTC Prediction.
Active sub-markets
| Modena: Katarzyna Kawa vs Lucia Bronzetti Set 2 Winner | 0% Kawa | 100% Bronzetti |
| Modena: Katarzyna Kawa vs Lucia Bronzetti Set Handicap +/-1.5 | 0% Kawa | 100% Bronzetti |
| Modena: Katarzyna Kawa vs Lucia Bronzetti Set Handicap +/-1.5 | 0% Bronzetti | 100% Kawa |
| Modena: Katarzyna Kawa vs Lucia Bronzetti Total Sets: O/U 2.5 | 100% Over 2.5 | 0% Under 2.5 |
| Modena: Katarzyna Kawa vs Lucia Bronzetti Set 1 O/U 9.5 | 0% Over | 100% Under |
| Modena: Katarzyna Kawa vs Lucia Bronzetti Set 1 O/U 10.5 | 0% Over | 100% Under |
Market context
Katarzyna Kawa and Lucia Bronzetti are scheduled to meet at the Modena WTA tournament on 14 June 2026. The match carries a 0% implied probability for Kawa, suggesting the market has priced in either a withdrawal, cancellation, or overwhelming confidence in Bronzetti's advancement. Given the settlement window extends to 21 June, there is a seven-day buffer for fixture delays, though matches abandoned mid-play without completion would trigger a 50-50 resolution.
Historically, WTA 250 events in Modena have seen fixture stability, with cancellations rare outside weather or injury circumstances. Bronzetti holds a home advantage as an Italian player competing in her domestic tournament, a factor that typically strengthens match probability for the local competitor. Kawa's recent form and ranking relative to Bronzetti will determine whether the current 0% reflects genuine mismatch or market mispricing. Comparable WTA matchups with extreme probability skews often correct when injury news or late withdrawals surface.
Traders should monitor official WTA communications and player social media for withdrawal announcements, particularly in the 48 hours before the scheduled 5:00 AM ET start. Bronzetti's fitness status and any late-stage schedule adjustments from the tournament organisers carry material weight. USDC settlement on btc-prediction.bet will execute once the ATP/WTA official result is confirmed; any fixture postponement beyond 21 June would trigger the 50-50 clause, creating asymmetric payoff conditions for positions held through that threshold.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Is this market available outside the US?
- BTC 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 does it cost to trade on BTC Prediction?
- Zero. BTC Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, BTC Prediction 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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