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% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 1 O/U 8.5 | 100% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 1 O/U 9.5 | 100% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 2 O/U 8.5 | 100% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 2 O/U 9.5 | 100% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set Handicap +/-1.5 | 100% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 1 Winner | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Match O/U 21.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Total Sets: O/U 2.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 2 Winner | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Match O/U 22.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set Handicap +/-1.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 1 O/U 10.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Match O/U 23.5 | 0% |
| Palermo: Dalila Spiteri vs Lucia Bronzetti Set 2 O/U 10.5 | 0% |
Market context
Dalila Spiteri and Lucia Bronzetti met in Palermo on 23 July, with the market’s settlement tied to whether Spiteri advances or Bronzetti advances in that match. A crowd-implied 0% YES is consistent with the live market already moving to a finished result, because Polymarket’s event page shows the contest as **FINAL** and the pricing has been trading around a Bronzetti-led outcome rather than an unresolved one.[3]
For context, tennis head-to-head markets usually react fastest once an official match result is posted by the tournament feed or a major score provider. Here, 365Scores lists the match as played that day and records a straight-sets result of **Dalila Spiteri 0–2 Lucia Bronzetti**, which is the decisive signal for a standard winner-takes-all settlement rather than a cancellation or delay path.[1][2]
The main catalysts for a trader now are not on-court form or pre-match odds, but whether the oracle sources recognise the same completed score and whether there is any discrepancy over abandonment, postponement, or walkover classification before the 7-day window closes. In a USDC-settled market, that means the practical risk is settlement plumbing rather than price discovery, with the only real macro link coming indirectly through broader crypto liquidity conditions if traders are parking capital elsewhere; Polymarket’s listed volume on the event was modest relative to major sports contracts.[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.
- 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.
- 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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