Detroit Tigers vs. Chicago White Sox

Platform comparison

Active sub-markets

Market context

The Detroit Tigers and Chicago White Sox meet on 31 May at 2:10 PM ET in a regular-season MLB matchup. The current crowd-implied probability of 0% YES reflects either extreme confidence in one outcome or insufficient liquidity to establish meaningful pricing. For programmatic traders, this represents a data quality issue: markets with zero probability typically indicate either a technical glitch, minimal order flow, or a mismatch between settlement window (ending 7 June 2026) and event timing that warrants verification before committing capital.

Historical context matters here. Tigers-White Sox matchups in the AL Central have shown volatility depending on roster composition and injury status. The 2024 season saw both clubs underperform preseason expectations, which affects how comparable prior seasons function as predictive anchors. A trader evaluating this through conditional logic would need to weight recent head-to-head records, home-field advantage (the venue determines this), and bullpen depth—factors that shift probability away from extreme values in functioning markets.

Key catalysts to monitor include roster announcements up to game time, weather conditions at the venue (relevant for May baseball), and any late-breaking injury reports affecting starting pitchers. The White Sox organisation has undergone significant changes in recent years, whilst the Tigers have invested in younger talent. Traders using automated monitoring should flag any postponement announcements, as the settlement window extends to 7 June, creating a dependency chain for conditional orders. The 50-50 tie resolution clause is theoretically relevant but practically negligible in nine-inning MLB games.

Methodology

We track Detroit Tigers vs. Chicago White Sox 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

Where can I trade this market with the lowest fees?

On Polymarket Bot UK, 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?

Polymarket Bot UK 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 Polymarket Bot UK?

Zero. Polymarket Bot UK 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, Polymarket Bot UK triggers a quick verification flow that finishes in minutes.