Chicago Cubs vs. New York Mets

Platform comparison

Active sub-markets

Market context

The Chicago Cubs and New York Mets face off in a Major League Baseball game scheduled for 23 June at 7:10PM ET, with the Cubs designated as the home team. This contest forms the underlying real-world event for a prediction market where resolution depends solely on the official winner, with ties or cancellations triggering a 50-50 split.

Historically, similar mid-season matchups between these franchises have shown volatile moneyline shifts, often swinging by 15–20 points within hours of game time due to pitching lineups. In the last ten games, the Cubs have won 62.5% as favourites, while the Mets have secured 66.7% of their wins when favoured, yet recent betting splits reveal a strong consensus on the Over 8.5 runs, with 82.9% of tickets backing it[1]. This pattern suggests that a 0% crowd-implied probability for the Cubs is likely an outlier driven by late-line adjustments favouring the Mets, who are currently priced at -120 moneyline[2].

Traders approaching this programmatically should monitor real-time updates on starting pitchers, as command issues from both arms have been flagged as a key catalyst for run totals[1]. The most critical dependency is the official pitching announcement, typically released by 4PM ET on game day, which can instantly alter conditional order strategies. Recent analysis from Sportsbook Wire confirms the Mets as the primary pick, forecasting a 5–4 victory, reinforcing the need to track live odds movements before settlement[2]. Any delay in the game or injury to a key batter would further shift the probability distribution, making automated monitoring essential for power-users.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Chicago Cubs vs. New York Mets across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket App UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 App 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.

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 it cost to trade on Polymarket App UK?

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

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.