Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
76% | 24% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 76% |
| 1st 5 Innings O/U 3.5 | 65% |
| O/U 7.5 | 60% |
| 1st 5 Innings O/U 4.5 | 54% |
| O/U 8.5 | 52% |
| NRFI | 51% |
| Chicago White Sox vs. Detroit Tigers | 43% |
| 1st 5 Innings O/U 5.5 | 43% |
| O/U 9.5 | 42% |
| Spread -1.5 | 40% |
| 1st 5 Innings Spread -1.5 | 37% |
| 1st 5 Innings O/U 6.5 | 31% |
| Spread -1.5 | 31% |
| Spread -2.5 | 30% |
| 1st 5 Innings Spread -1.5 | 27% |
| Spread -2.5 | 24% |
| Extra Innings | 9% |
Market context
The White Sox travel to Detroit on 14 August for an evening fixture against the Tigers, with the market currently pricing Chicago's chances at 43%. Recent form has shifted the calculus: Detroit won three of their last four games heading into mid-August, whilst Chicago's offensive struggles have persisted through the summer months. The Tigers' pitching staff has shown marginal improvement in August after a difficult July, though both clubs remain well outside playoff contention in what shapes as a relatively even matchup on paper.
Historical matchups between these sides this season provide limited predictive power given roster volatility and mid-season adjustments. However, the White Sox have historically performed better in road games against AL Central opponents when their lineup avoids extended slumps—a condition not currently met. Detroit's home record in August over the past three seasons sits around .500, suggesting neither team enjoys a decisive advantage in late-summer play at Comerica Park.
Traders should monitor starting pitcher assignments, which typically emerge 24–48 hours before game time and can shift implied probabilities substantially. Injury reports for both clubs' key position players remain fluid through mid-August. Weather conditions at game time—temperature and wind direction at Comerica Park—historically favour hitters in August, potentially benefiting whichever team fields the stronger offensive lineup. Recent roster moves or call-ups announced by either organisation could also influence the market closer to first pitch.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $117K.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.
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
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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%.
Trade Chicago White Sox vs. Detroit Tigers on Prediction Today
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