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% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 1 O/U 8.5 | 100% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set Handicap +/-1.5 | 100% |
| Cordenons: Inaki Montes vs Lorenzo Angelini | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 1 Winner | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 2 Winner | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Match O/U 21.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Total Sets: O/U 2.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 2 O/U 8.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set Handicap +/-1.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Match O/U 22.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 1 O/U 9.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 2 O/U 9.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 1 O/U 10.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Match O/U 23.5 | 0% |
| Cordenons: Inaki Montes vs Lorenzo Angelini Set 2 O/U 10.5 | 0% |
Market context
Inaki Montes and Lorenzo Angelini are scheduled to compete in a tennis match at the Cordenons tournament on 13 July 2026, with the market settlement window closing 7 July 2026 at 08:00 UTC. The 0% implied probability for Montes reflects either minimal trading activity on this fixture or strong consensus favouring Angelini, though with a week remaining before the scheduled match date, liquidity constraints on lower-tier ATP Challenger events often produce extreme probability readings that shift sharply once matches approach. Settlement rules permit a 50-50 split if the match is cancelled, delayed beyond seven days without completion, or ends in a tie—a material consideration given that Cordenons, held on clay courts in northern Italy, has historically experienced weather disruptions in mid-July.
Traders monitoring this market should track ATP Challenger entry lists and withdrawal announcements, typically published 48–72 hours before tournament draws. Recent form data for both players—available through ATP official rankings and Flashscore—will inform whether either competitor arrives injured or fatigued from preceding events. The settlement window's early closure (one week before the scheduled match) creates execution risk; any fixture rescheduling beyond 7 July without a determined winner triggers the 50-50 resolution. USDC settlement on btc-prediction.bet means traders should monitor stablecoin funding rates and spot spreads across major exchanges, as funding rate volatility occasionally correlates with broader crypto market stress that can affect prediction market liquidity during settlement windows.
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
- 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.
- 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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