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 |
|---|---|
| Pozoblanco: Ivan Ivanov vs Massimo Giunta | 100% |
| Completed Match | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 1 Winner | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 1 O/U 8.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Total Sets: O/U 2.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Match O/U 21.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 1 O/U 9.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Match O/U 22.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 1 O/U 10.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Match O/U 23.5 | 100% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 2 O/U 8.5 | 0% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 2 Winner | 0% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set Handicap +/-1.5 | 0% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 2 O/U 9.5 | 0% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set Handicap +/-1.5 | 0% |
| Pozoblanco: Ivan Ivanov vs Massimo Giunta Set 2 O/U 10.5 | 0% |
Market context
The Pozoblanco tennis fixture between Ivan Ivanov and Massimo Giunta, scheduled for 11:00 AM ET on 14 July 2026, is the sole real-world event determining this contract’s outcome. With the crowd-implied probability locked at 100% YES for Ivanov advancing, the market treats his victory as a certainty, despite the standard settlement rules allowing for a 50-50 resolution if the match is cancelled, tied, or delayed beyond seven days without a winner.
Historically, prediction markets assigning near-100% probability to a single outcome in sports rarely encounter the cancellation clauses that trigger the 50-50 split, as professional tennis tournaments prioritise completing matches to maintain scheduling integrity. Comparable cases from prior ATP and Challenger events show that even when weather or injury threatens a fixture, organisers typically delay play within the seven-day window rather than void it, meaning the binary resolution favouring the named winner remains the dominant settlement path.
Traders should monitor the official Pozoblanco tournament schedule and any player injury reports released before the 11:00 AM ET start, as these are the only catalysts that could invalidate the current pricing. A sudden withdrawal by either Ivanov or Giunta, or a weather event forcing a delay exceeding seven days, would be the sole material risk to the 100% YES position. No crypto-specific macro factors, such as BTC/ETH volatility or USDC funding rates, directly influence the tennis match outcome, though whale flows on btc-prediction.bet may reflect confidence in the on-chain mechanics of USDC settlement as the contract approaches its 2026-07-21 expiry.
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.
- 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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