New York Yankees vs. Boston Red Sox

Platform comparison

Active sub-markets

Market context

The real-world event is an upcoming Major League Baseball game between the New York Yankees and the Boston Red Sox, scheduled for today at 1:10 PM ET at Fenway Park in Boston. In prediction markets, a YES share pays out if the selected outcome occurs (here, a Yankees win), while a NO share pays out if it does not. The current crowd-implied probability of 0% for YES suggests the market believes a Yankees victory is virtually impossible, likely due to the Red Sox winning the first two games of this series six to one and five to one respectively[1].

Historically, such extreme probabilities in baseball series often shift only when a team’s starting pitcher is unexpectedly scratched or a key player is injured, as seen in comparable 2024 and 2025 series where late-lineup changes caused probabilities to rebound from near-zero to 20–30% within hours. Traders should monitor the official probable pitchers and lineups released by MLB before the game, as well as any in-game injury reports from ESPN’s live coverage[2][5]. The Yankees’ strong away record (26–18) contrasts with the Red Sox’s poor home form (14–25), yet the series momentum heavily favours Boston[3].

A critical catalyst is the starting pitcher announcement for the Yankees, which could alter the probability if a top-tier pitcher like Gerrit Cole is confirmed. Recent news from MLB Gameday confirms the game is set for 1:10 PM EDT with no indication of postponement[5]. If the game is delayed, the market remains open until completion; if cancelled entirely, it resolves 50–50. The average ticket price of $228 at Fenway Park reflects high demand, but does not directly influence the outcome[4]. Traders must watch for real-time updates on ESPN or the official MLB site for any lineup changes that could invalidate the 0% assumption[2][3].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews New York Yankees vs. Boston Red Sox 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 Prediction Market 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

Is this market available outside the US?

Prediction Market 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 Prediction Market UK?

Zero. Prediction Market 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, Prediction Market 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.