San Francisco Giants vs. Chicago Cubs

Platform comparison

Active sub-markets

Market context

The Giants and Cubs meet on 7 June at 8:30PM ET in a regular-season MLB fixture. Resolution depends on the official final score as recorded by MLB; postponement extends the settlement window until completion, whilst cancellation or a tied result triggers a 50-50 split. The current 47% probability for a Giants victory reflects a near-even matchup, with modest lean toward Chicago.

Historical matchup data and recent form provide context for calibrating this probability. The Cubs hold a slight edge in head-to-head records against San Francisco over the past three seasons, though both clubs' 2024 performance trajectories matter more than historical averages for a single-game outcome. Comparable regular-season games between evenly matched divisional opponents typically settle near 50-50 unless one team enters with significant injury absences or recent momentum shifts. The 47% mark suggests market participants view the Cubs as marginal favourites, likely reflecting roster depth or recent win-loss streaks at the time of market creation.

Traders monitoring this market programmatically should track roster announcements—particularly starting pitcher confirmation and any last-minute injury reports—through official MLB channels and team websites in the 24 hours before first pitch. Weather conditions at the venue and any schedule changes affecting either team's rest days warrant attention. For conditional order strategies, consider how this probability moves relative to broader Cubs or Giants season-win markets; sharp movement in either direction often precedes lineup or pitching announcements. Settlement certainty is high given MLB's standardised reporting, reducing tail-risk concerns around tie or cancellation scenarios.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket App UK, 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.

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.

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 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.

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.