Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Scam?) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| GAIS (-1.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| GAIS O/U 0.5 | 100% |
| GAIS O/U 1.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| GAIS 2nd Half O/U 0.5 | 100% |
| GAIS 2nd Half O/U 1.5 | 100% |
| Halmstads BK (-1.5) | 0% |
| Halmstads BK (-2.5) | 0% |
| GAIS (-2.5) | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 0.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Halmstads BK O/U 0.5 | 0% |
| Halmstads BK O/U 1.5 | 0% |
| Halmstads BK O/U 2.5 | 0% |
| GAIS O/U 2.5 | 0% |
| Halmstads BK 1st Half O/U 0.5 | 0% |
| Halmstads BK 1st Half O/U 1.5 | 0% |
| GAIS 1st Half O/U 0.5 | 0% |
| GAIS 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 2.5 | 0% |
| Halmstads BK 2nd Half O/U 0.5 | 0% |
| Halmstads BK 2nd Half O/U 1.5 | 0% |
Market context
Halmstads BK meet GAIS in the Allsvenskan, and Polymarket currently prices this **More Markets** contract at **0% YES**, which means the crowd is assigning no live probability to any qualifying extra-market outcome before the settlement window closes at 14:30 UTC. On Polymarket, that price reflects the value of the contract’s conditional tokens on Polygon, settled in USDC, so the key question is not the football match in the abstract but whether the exchange’s market-definition conditions are met in time.
Historically, Halmstads BK and GAIS have been tightly matched and have produced a mix of narrow results and draws. Across head-to-head databases, the fixture sits close to even over the long run, while recent meetings have included a 1-1 draw on 26 July 2026 and a 3-0 GAIS win in July 2025, which is the kind of record that usually keeps “more markets” style contracts sensitive to last-minute rule details rather than the scoreline alone.[2][4][7] That matters for a Polymarket user because a 0% token can still reprice if the event definition turns on a formal announcement, a postponed kick-off, or whether the underlying market is opened and resolved inside the specified window.
The main catalysts to watch are the published line-ups, any late postponement or abandonment notice, and the exchange’s own market specification and resolution path. Match trackers list the game for 9 August 2026, and live coverage pages are already active, so any scheduling change or official competition update would be the clearest trigger for a repricing in the on-chain market.[14][15] In practice, traders need to watch the timing of the real-world fixture against the contract’s end time: if the relevant condition is not observed and resolved before 14:30 UTC, the conditional tokens should settle accordingly, regardless of pre-match sentiment.
Methodology
We track Halmstads BK vs. GAIS - More Markets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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.
UK Frequently Asked Questions
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Scam?. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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