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 |
|---|---|
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 1 O/U 8.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 1 O/U 9.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 1 O/U 10.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Match O/U 21.5 | 100% |
| Completed Match | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set Handicap +/-1.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 1 Winner | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Match O/U 22.5 | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Match O/U 23.5 | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Total Sets: O/U 2.5 | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 2 O/U 10.5 | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva | 0% |
| Wimbledon WTA: Magda Linette vs Mirra Andreeva Set 2 Winner | 0% |
Market context
Magda Linette and Mirra Andreeva are set to face off in the opening round of the Wimbledon WTA, with the match originally scheduled to begin at 6:00 AM ET on 29 June 2026. Andreeva enters as the heavily favoured contender, having reached the quarterfinals at this venue in 2025, while Linette brings a more modest recent record on grass. The current crowd-implied probability of 0% for Linette to advance reflects a near-universal market consensus that Andreeva will win in straight sets, a view supported by odds of -175 at major exchanges like DraftKings[2].
Historical precedents at Wimbledon show that young, high-ranked players with prior deep runs on grass, such as Andreeva, consistently dominate first-round matchups against lower-ranked opponents, particularly when head-to-head records favour the top player decisively. In their previous encounter in Doha, Andreeva won the first set, and overall H2H statistics show her with three wins to Linette’s one[6]. This pattern mirrors other recent Wimbledon first-round outcomes where prior quarterfinalists advanced without difficulty, framing the 0% probability as a rational, data-backed assessment rather than an outlier.
Traders should monitor live match commencement and any weather-related delays, as Wimbledon’s outdoor courts remain vulnerable to rain interruptions that could trigger the 50-50 settlement clause if the match exceeds a seven-day delay without a winner. Additionally, real-time funding rates on USDC and BTC/ETH macro movements may influence on-chain liquidity for this contract, especially if whale flows shift ahead of settlement. For the latest updates on match status and potential delays, refer to official WTA broadcasts and live score platforms like Sofascore, which confirm the match start time at 10:00 UTC[3].
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 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.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
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