Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 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
| Golden State Valkyries vs. Indiana Fever | 0% YES | 100% NO |
| Spread -7.5 | 100% YES | 0% NO |
| O/U 166.5 | 100% YES | 0% NO |
| O/U 168.5 | 100% YES | 0% NO |
| Spread -6.5 | 100% YES | 0% NO |
| Spread -5.5 | 100% YES | 0% NO |
Market context
The Golden State Valkyries and Indiana Fever will meet on 22 May 2026 at 7:30 PM Eastern Time in a WNBA regular-season fixture. The current crowd-implied probability of 0% YES reflects either extreme confidence in an Indiana victory or minimal trading volume at present. Settlement occurs at 23:30 UTC on the same date, allowing roughly 16 hours post-game for final confirmation and dispute resolution.
Prediction markets on WNBA games have historically tracked actual team performance with reasonable accuracy once rosters stabilise mid-season. The Fever's recent playoff appearances and the Valkyries' expansion-era trajectory provide comparative data; however, injury announcements, roster trades, and coaching changes in the weeks before 22 May will materially shift fair-value probabilities. Traders should monitor official WNBA injury reports and team statements from both franchises, particularly regarding key players' availability. The settlement window's 23:30 UTC close ensures results are final before European trading hours resume, reducing ambiguity around postponement or cancellation scenarios.
From a regulatory standpoint, this market's accessibility depends on trader jurisdiction. Under German GlüStV rules, prediction markets on sports outcomes face stricter licensing requirements than financial derivatives; UK-based traders benefit from the Gambling Commission's framework, which permits licensed operators to offer such markets without KYC thresholds below £1,500 per transaction. US CFTC oversight applies only to derivatives exchanges; prediction markets operating outside US jurisdiction typically fall outside direct CFTC reach, though US residents' participation remains subject to state-level gambling laws. Traders should verify their local regulatory status before committing funds.
Methodology
We track Golden State Valkyries vs. Indiana Fever on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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.
- 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 fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
- 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.
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