Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
74% | 26% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
74% | 26% | 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 |
|---|---|
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 1 Winner | 74% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova | 60% |
| Completed Match | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 2 Winner | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 1 O/U 8.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Match O/U 21.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 2 O/U 8.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 1 O/U 9.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 2 O/U 9.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 1 O/U 10.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Match O/U 23.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set 2 O/U 10.5 | 50% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set Handicap +/-1.5 | 44% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Match O/U 22.5 | 43% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Total Sets: O/U 2.5 | 40% |
| Targu Mures: Caijsa Hennemann vs Mia Pohankova Set Handicap +/-1.5 | 16% |
Market context
A WTA 125K tournament match scheduled for 27 July 2026 in Targu Mures, Romania, will pit Swedish qualifier Caijsa Hennemann against Czech player Mia Pohankova. The fixture carries a settlement window extending to 3 August 2026, allowing a seven-day grace period for rescheduling before the market defaults to 50-50 resolution. Current crowd-implied probability sits at 47% for Hennemann, suggesting marginal confidence in the Swedish player despite her seeding or recent form.
Hennemann and Pohankova occupy similar ranking tiers within the lower-tier professional circuit, with both players competing regularly on the ITF and WTA 125K tour. Head-to-head records between players at this level often prove sparse, making historical precedent limited; traders should examine recent tournament results and surface-specific performance data from clay courts, given Targu Mures' traditional red-clay venue. Pohankova's recent activity on the Romanian circuit and Hennemann's qualifying record in Eastern European tournaments provide the most relevant comparable cases for assessing true win probability.
Tournament scheduling announcements and draw confirmations typically arrive 48–72 hours before play commences. Traders should monitor official WTA communications and the tournament's official website for any weather-related delays or withdrawal notices, particularly given the early morning 5:30 AM ET start time, which may affect player availability or match timing. Injury reports and last-minute withdrawals on secondary tour events occur with measurable frequency; any such development would trigger the seven-day delay clause and potentially push settlement toward the 50-50 outcome if the match remains unplayed beyond 3 August.
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.
- 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.
- 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.
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