Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
75% | 25% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
75% | 25% | 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 |
|---|---|
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 1 O/U 8.5 | 75% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 2 O/U 8.5 | 60% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Match O/U 21.5 | 59% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff | 52% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Match O/U 22.5 | 52% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 2 O/U 9.5 | 52% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 1 Winner | 51% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 2 Winner | 51% |
| Completed Match | 50% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 1 O/U 9.5 | 49% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Match O/U 23.5 | 45% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Total Sets: O/U 2.5 | 44% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 2 O/U 10.5 | 41% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set Handicap +/-1.5 | 30% |
| Wimbledon WTA: Karolina Muchova vs Coco Gauff Set 1 O/U 10.5 | 27% |
Market context
Coco Gauff and Karolina Muchova face off on Centre Court for a place in the 2026 Wimbledon final, with the crowd pricing Gauff at a 53% implied probability to advance. The American has dominated their head-to-head record, winning eight of ten matches overall and securing 80% of sets played, though the Czech 10th seed recently claimed their first non-hard-court victory against her in Stuttgart [2][6]. Crucially, the pair have never met on grass before, introducing a variable that historical dominance alone cannot fully resolve.
Past Wimbledon semifinals featuring heavy H2H favourites often see probabilities compress when surface novelty enters the equation, as seen in previous years where top seeds faltered on unfamiliar turf despite superior records. The current 53% line suggests the market is balancing Gauff’s overwhelming statistical edge against Muchova’s recent clay-court resilience and the untested grass dynamic, creating a tight spread where minor shifts in momentum could swing the outcome significantly.
Traders should monitor live weather updates for Centre Court, as rain delays could trigger the market’s seven-day settlement clause if the match extends beyond the window [1]. Gauff’s recovery from an error-strewn start against Pegula earlier this week indicates strong mental fortitude, while Muchova’s solid all-week form and Stuttgart win over Gauff remain key catalysts [1][5]. Any pre-match injury announcements or changes to the scheduled 12:30 UTC start time will directly impact on-chain liquidity and USDC settlement flows, with whale activity likely to react to real-time updates from the WTA Tour.
Methodology
This page reads Wimbledon WTA: Karolina Muchova vs Coco Gauff on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- 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.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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