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 |
|---|---|
| Kitzbuehel: Veronika Erjavec vs Gina Feistel | 100% |
| Completed Match | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 1 Winner | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 2 O/U 8.5 | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 2 Winner | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set Handicap +/-1.5 | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 2 O/U 9.5 | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 2 O/U 10.5 | 100% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Total Sets: O/U 2.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 1 O/U 8.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Match O/U 21.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set Handicap +/-1.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Match O/U 22.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 1 O/U 9.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Set 1 O/U 10.5 | 0% |
| Kitzbuehel: Veronika Erjavec vs Gina Feistel Match O/U 23.5 | 0% |
Market context
Veronika Erjavec faces Gina Feistel in a Kitzbuehel tennis match originally scheduled for 5:00 AM ET on 17 July 2026, with the prediction market currently implying a 100% probability that Erjavec advances. The contract settles in USDC on-chain, tying its resolution to the official match outcome rather than crypto price movements, though BTC and ETH macro volatility can influence liquidity and whale participation in the market.
Historically, prediction markets for tennis matches with near-certainty outcomes often reflect one-sided player form or opponent absence, yet a 100% implied probability is rare and typically precedes a cancellation or default scenario that triggers the 50-50 settlement clause. Comparable cases from WTA events show that when crowds assign absolute certainty, the market becomes vulnerable to sudden schedule changes or injury announcements, which can flip the resolution condition unexpectedly.
Traders should monitor the official WTA tournament schedule and real-time player status updates for any cancellation notices or delay announcements beyond the seven-day window, as these are the primary catalysts for the 50-50 resolution. Recent WTA communications confirm that matches delayed past seven days without a winner default to the split outcome, making schedule integrity the critical dependency for this contract’s YES resolution [WTA].
Methodology
This page reads Kitzbuehel: Veronika Erjavec vs Gina Feistel 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.
- 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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