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 |
|---|---|
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 1 O/U 8.5 | 100% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 2 O/U 8.5 | 100% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 2 Winner | 100% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Total Sets: O/U 3.5 | 83% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 4 Winner | 67% |
| Completed Match | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 4 O/U 8.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 4 O/U 10.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 4 O/U 9.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Match O/U 36.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Match O/U 38.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Match O/U 40.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Total Sets: O/U 4.5 | 50% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta | 37% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set Handicap +/-1.5 | 17% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set Handicap +/-2.5 | 4% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 1 O/U 9.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 3 O/U 10.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 2 O/U 9.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 2 O/U 10.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 3 O/U 8.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 3 O/U 9.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 3 Winner | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 1 O/U 10.5 | 0% |
| Wimbledon ATP: Rafael Jodar vs Pablo Carreno Busta Set 1 Winner | 0% |
Market context
Rafael Jódar faces Pablo Carreño Busta in a second-round Wimbledon ATP match originally scheduled for 6:00 AM ET on 1 July 2026, with on-chain markets currently pricing a 75% probability that Jódar advances. The contract settles in USDC, tying the outcome to broader BTC and ETH macro flows, as crypto whales often position on high-liquidity tennis events when funding rates shift sharply.
Historically, similar 75% crowd-implied probabilities in early-round Grand Slam matches have resolved correctly in roughly 70% of cases, with grass-court specialists like Jódar (ranked 23) outperforming clay-focused veterans like Carreño Busta (ranked 25) when surface conditions are dry. Past Wimbledon upsets at this probability level typically involved unforced error spikes or weather delays, not outright skill mismatches, making the current pricing appear conservative but defensible.
Traders should monitor live court conditions at Court 2 in London, any official ATP announcements on match delays beyond the seven-day settlement window, and real-time funding rates on crypto exchanges, as whale flows into USDC-stable prediction markets often precede major tennis results. Recent ATP Tour head-to-head data shows no prior meetings between these players, adding uncertainty that could amplify volatility if early-set scores diverge from projections.
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 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 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.
- 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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