Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Dallas Wings vs. New York Liberty | 100% YES | 0% NO |
| O/U 179.5 | 0% YES | 100% NO |
| Spread -7.5 | 0% YES | 100% NO |
| O/U 176.5 | 0% YES | 100% NO |
| Spread -8.5 | 0% YES | 100% NO |
| O/U 178.5 | 0% YES | 100% NO |
Market context
The Dallas Wings face the New York Liberty in a regular-season WNBA matchup on 24 May at 3:30 PM ET. The current crowd-implied probability of 83% for a Liberty victory reflects their standing as the stronger roster on paper, though the Wings have shown capacity to compete in close contests. Settlement occurs in USDC at the market close, with the contract remaining open should postponement occur; cancellation without rescheduling triggers a 50-50 split.
Historical WNBA prediction markets show that favourites at this probability level (80%+) resolve correctly roughly 75–80% of the time, with variance driven by injury status, back-to-back scheduling, and travel fatigue. The Liberty's recent form and roster depth typically command this premium, yet Dallas has demonstrated volatility that occasionally produces upsets. Comparable matchups between ranked teams in May have seen crowd probabilities drift 5–10 percentage points on late roster updates or practice reports.
Traders should monitor official injury reports through 24 May morning, particularly regarding key rotation players on either side. The Liberty's fixture density in late May—whether they face a back-to-back—materially affects fatigue levels. Dallas's recent performance against comparable opponents and any roster changes announced via WNBA official channels will influence late-market repricing. Funding rates on correlated sports derivatives and broader USDC liquidity conditions may also shift execution costs for large positions closer to settlement.
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 — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
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
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Dallas Wings vs. New York Liberty on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Trade on PolyGram →