Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
71% | 29% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
71% | 29% | 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 |
|---|---|
| Aneesah Morrow: Rebounds O/U 9.5 | 71% |
| Leïla Lacan: Assists O/U 4.5 | 61% |
| Connecticut Sun vs. Chicago Sky | 56% |
| O/U 171.5 | 56% |
| O/U 173.5 | 52% |
| Aneesah Morrow: Points O/U 11.5 | 51% |
| Olivia Nelson-Ododa: Rebounds O/U 6.5 | 51% |
| Aneesah Morrow: Points O/U 12.5 | 51% |
| Olivia Nelson-Ododa: Rebounds O/U 7.5 | 51% |
| Sydney Taylor: Points O/U 16.5 | 50% |
| Kamilla Cardoso: Points O/U 12.5 | 50% |
| Natasha Cloud: Points O/U 11.5 | 50% |
| Leïla Lacan: Points O/U 11.5 | 50% |
| Kamilla Cardoso: Rebounds O/U 7.5 | 50% |
| Natasha Cloud: Rebounds O/U 3.5 | 50% |
| Natasha Cloud: Assists O/U 5.5 | 50% |
| Leïla Lacan: Points O/U 12.5 | 50% |
| Aneesah Morrow: Rebounds O/U 8.5 | 50% |
| Sydney Taylor: Points O/U 17.5 | 50% |
| Kamilla Cardoso: Points O/U 13.5 | 50% |
| Kamilla Cardoso: Rebounds O/U 8.5 | 50% |
| Natasha Cloud: Assists O/U 6.5 | 50% |
| Charlisse Leger-Walker: Assists O/U 4.5 | 50% |
| Kamilla Cardoso: Assists O/U 2.5 | 50% |
| Azurá Stevens: Rebounds O/U 7.5 | 49% |
| Azurá Stevens: Points O/U 13.5 | 47% |
| O/U 177.5 | 46% |
| O/U 175.5 | 45% |
| O/U 176.5 | 42% |
| Spread -4.5 | 37% |
| Spread -3.5 | 33% |
| Spread -5.5 | 26% |
Market context
Connecticut Sun and Chicago Sky meet in a WNBA regular-season game that settles on the outright winner at full time, including overtime, so the market is effectively a one-game binary on the final scoreboard. The crowd’s 56% implied probability for Connecticut points to a modest lean rather than a strong conviction, which is consistent with a matchup between two teams that have both been volatile rather than dominant.
The recent comparable case is the 22 June meeting, when Connecticut beat Chicago 92-63, a result that would have pulled a clear Sun-side settlement.[1][2] Earlier in the season Chicago also took one at home, 85-80, showing that the head-to-head has already produced swings in both directions rather than a one-sided pattern.[5] More broadly, recent form has been uneven: ESPN’s game page lists Connecticut at 7-21 and Chicago at 9-18 entering this contest, with both sides coming off stretches of losses and high-variance scoring outputs.[3][7] In a market like this, a mid-50s price usually reflects a thin edge rather than a robust probability gap.
For traders, the main catalysts are the confirmed line-up, any late injury news, and whether either side enters on short rest or with roster changes that affect pace and rebounding. ESPN’s live preview shows the game scheduled for 30 July, while other trackers list the contest on 31 July as the calendar rolls in UTC, which matters only for timing and not for settlement if the game is completed.[3][6][7] On-chain, the practical angle is simple: this contract pays in USDC once resolved, so the decisive inputs are the final result and any postponement or cancellation status, not in-game spreads or quarter-by-quarter swings.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $172K.
Methodology
This page reads Connecticut Sun vs. Chicago Sky on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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.
- 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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