Chicago Cubs vs. New York Mets

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Active sub-markets

Market context

The real-world event is the second game of a doubleheader between the Chicago Cubs and New York Mets at Citi Field on Wednesday, 24 June 2026, with the Cubs having just won the opener 9–6. A 50% crowd-implied probability for a Cubs victory reflects a market that has not yet fully priced in the Cubs’ recent momentum or the Mets’ mounting injury concerns, a pattern seen in similar mid-season doubleheaders where the team winning the first game often carries that form into the second, particularly when the opposing side suffers key defensive or pitching setbacks.

Traders must watch for final line-up confirmations, especially regarding Mets star Juan Soto, who exited the first game after his at-bat and is listed day-to-day with back tightness, and Cubs pitcher Edward Cabrera, who was carted off with a left leg injury and is now on a 7-day injured list with a hamstring/adductor strain [1]. The Cubs also placed Jameson Taillon on the 15-day injured list with a left hamstring sprain, further thinning their pitching depth [3]. With the Mets’ shortstop Francisco Lindor recovering from a left calf strain and playing in a rehab game, his availability for tonight remains uncertain [1]. The game’s outcome hinges on whether Soto and Lindor are active, as their absence would significantly weaken the Mets’ offensive and defensive core, a catalyst that could shift the line decisively toward the Cubs.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Chicago Cubs vs. New York Mets 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 Champions League Prediction, 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?

Champions League Prediction 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'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.

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.