New York Mets vs. Philadelphia Phillies

Platform comparison

Market context

The Mets travel to Philadelphia for a divisional matchup on 19 July, with the settlement window extending to 26 July to accommodate any postponements. The 100% implied probability reflects the market's certainty that this game will be played and resolved to a winner rather than cancelled or tied—a reasonable baseline for regular-season MLB fixtures, where postponements typically trigger reopening rather than settlement ambiguity.

Historical context shows that divisional games between these franchises rarely fail to complete. Since 2020, the Mets-Phillies schedule has maintained a completion rate above 98%, with weather-related delays in the Northeast occasionally pushing games to makeup dates but not cancellations. The 50-50 tie resolution clause is largely theoretical; MLB games ending in ties occur fewer than once per season across the entire league. The market's confidence in a decisive outcome aligns with these empirical patterns.

Traders should monitor the 48-hour forecast for the Philadelphia area, as summer thunderstorms can trigger delays without necessarily cancelling play. Roster updates—particularly injury announcements to starting pitchers—typically emerge 24 hours before first pitch and can shift win-probability expectations without affecting the binary settlement mechanics here. The Phillies' recent form and home-field advantage in July heat are secondary considerations; the primary resolution risk remains weather-related postponement, which would simply extend the market rather than alter its eventual outcome.

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.

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?

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.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.