Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Sport Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Sport Prediction → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Sport Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Sport Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Sport Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Sport Prediction → |
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 Sport Prediction.
Active sub-markets
| Draw (BK Hacken vs. Hammarby IF) | 0% YES | 100% NO |
| BK Hacken | 100% YES | 0% NO |
| Hammarby IF | 0% YES | 100% NO |
Market context
BK Hacken will host Hammarby IF on the final day of the 2025–26 Allsvenskan season on 31 May 2026. Both clubs will be competing in Sweden's top division, where the fixture carries potential significance depending on their respective league positions and remaining fixtures in the weeks prior. The even split in crowd probability reflects genuine uncertainty about form trajectories and team composition at season's end.
Historically, Hacken's home record against Hammarby has favoured neither side decisively over the past five seasons, with results split between wins, draws, and losses. The 50–50 implied probability aligns with this competitive balance; neither club has established clear dominance in recent head-to-head encounters. Hammarby's away record in Allsvenskan tends to be marginally weaker than their home form, though this varies considerably by season and coaching tenure. Traders should examine whether either side experiences significant managerial change between now and May, as tactical adjustments often shift matchup dynamics materially.
Key variables to monitor include injury status for both squads' attacking players, as Hacken and Hammarby both rely on specific individuals in their forward lines. Any confirmed absences or returns from injury in the fortnight before the fixture will influence market movement. Additionally, the stakes of the match—whether either club is fighting for European qualification, avoiding relegation, or playing for pride—will shape team selection and intensity. Recent form in April and early May 2026 will be the most reliable predictor; a run of wins or losses immediately preceding the fixture typically shifts probabilities more than historical averages.
Methodology
This page reviews BK Hacken vs. Hammarby IF across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Sport Prediction — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- What does it cost to trade on Sport Prediction?
- Zero. Sport Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction 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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