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% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 2 O/U 8.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 1 O/U 8.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson Match O/U 21.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 2 O/U 9.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 2 O/U 10.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson Set Handicap +/-1.5 | 100% |
| Lincoln: Coleman Wong vs Spencer Johnson | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 1 Winner | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 2 Winner | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Total Sets: O/U 2.5 | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 1 O/U 9.5 | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Match O/U 22.5 | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Set 1 O/U 10.5 | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Match O/U 23.5 | 0% |
| Lincoln: Coleman Wong vs Spencer Johnson Set Handicap +/-1.5 | 0% |
Market context
Coleman Wong faces Spencer Johnson in a Lincoln Challenger match originally set for 17 July 2026, with the on-chain contract settling in USDC to determine which player advances. The market currently implies a 0% probability for Wong winning, a stark divergence from initial bookmaker odds that favoured him at 1.40 against Johnson’s 2.68 [3]. This pricing anomaly suggests the match may have been postponed, cancelled, or that Wong is unavailable, as a live contest would typically retain some positive implied probability for the statistical favourite.
Historically, prediction markets with 0% crowd-implied probability for a named player in a scheduled tennis match often resolve to the 50-50 clause when the event fails to occur within the settlement window, particularly if delays exceed seven days. Comparable cases from ATP Challenger events show that when a match is not played at all, contracts default to an even split rather than awarding the loss to the favourite, protecting traders from binary ruin due to external scheduling failures.
Traders should monitor the official ATP schedule and tournament announcements for confirmation of whether the match has been rescheduled beyond the seven-day delay threshold, which would trigger the 50-50 resolution [1]. Key catalysts include any official withdrawal notices from Wong or Johnson, as well as updates on venue availability in Lincoln, since a delayed start without a determined winner within the window locks the contract into the split outcome. Recent tennis news sources confirm the initial fixture date but offer no update on current status, leaving the 0% price as a signal of non-play rather than pure skill assessment [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.
- 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.
- 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.
Trade Lincoln: Coleman Wong vs Spencer Johnson on BTC Prediction
Live order book, 0% fees, USDC settlement in seconds.
Open live market →