Detroit Tigers vs. Chicago Cubs

Platform comparison

Market context

Polymarket’s contract on Detroit Tigers vs Chicago Cubs is pricing **Chicago Cubs at 87% YES** on the USDC-denominated Polygon market, with settlement tied to the official MLB result for the July 22 game at Wrigley Field. In practical terms, that means conditional tokens should resolve to Cubs if Chicago is awarded the win; if the game had been postponed, the market would have stayed open until completion, and only a cancellation or tie would have pushed it to 50-50.

The current price sits in line with how a short baseball market is typically read on Polymarket: as a blend of team strength, starting pitching, and late line movement rather than a pure statement of certainty. Comparable MLB matchups often trade well away from 50% once the market has absorbed line-ups and probable pitchers, but they can still flip meaningfully on late scratches or weather. Here, the fact that the game was already scheduled as a night contest at 8:10 PM ET and completed on 22 July makes the settlement mechanics straightforward, with the Cubs’ eventual 11-2 win matching the contract’s yes-side outcome.

For traders, the main catalysts are the official line-up card, any pre-game pitcher changes, and whether MLB records the game as final without any suspension or make-up implications. Because this market resolves from official final statistics, the key dependency is not betting-market chatter but the league’s own game status and final score; once the result is posted, the conditional tokens settle automatically on Polygon in USDC terms.

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Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

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 Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.