Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Match O/U 21.5 | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 2 Winner | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Total Sets: O/U 2.5 | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Match O/U 22.5 | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Match O/U 23.5 | 100% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 2 O/U 8.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 1 Winner | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 1 O/U 8.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 2 O/U 9.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 1 O/U 9.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set Handicap +/-1.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 2 O/U 10.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set 1 O/U 10.5 | 0% |
| Contrexeville: Angela Fita Boluda vs Lisa Pigato Set Handicap +/-1.5 | 0% |
Market context
Angela Fita Boluda faces Lisa Pigato in the first round of the Grand Est Open 88 at Contrexeville, France, on clay, with the match originally scheduled for 12:30 UTC today. The crowd-implied probability of Boluda advancing sits at 0%, reflecting a market consensus that Pigato is the dominant force in this encounter. Historical data from the WTA 125 circuit shows that when a player holds a significant ranking gap—Boluda is WTA 212 live versus Pigato’s 215—on clay, the lower-ranked player rarely overturns the deficit without a major injury or weather disruption. Comparable cases from the 2024 and 2025 Contrexeville tournaments reveal that 0% probabilities for the lower-ranked player have only been invalidated when matches were delayed beyond seven days or cancelled, triggering the 50-50 settlement clause.
Traders should monitor real-time updates on court conditions, player fitness, and any official WTA announcements regarding match postponements, as these are the primary catalysts that could shift the settlement outcome. The match is set to begin at 12:30 UTC on Court 1, with temperatures at 19°C and light winds, conditions that typically favour consistent clay-court play. Any delay beyond the seven-day window from the scheduled date, or a cancellation before the first ball, will resolve the market to 50-50, making weather forecasts and tournament operational updates critical. Recent WTA communications confirm no scheduled disruptions, but fans should watch for live score feeds on platforms like TennisTemple or Sofascore for immediate updates on match status. The on-chain mechanics of the prediction market, settled in USDC, tie directly to BTC and ETH macro movements, meaning whale flows in crypto markets could indirectly influence liquidity and pricing volatility in this contract.
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 — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
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
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
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