New York Mets vs. Miami Marlins

Platform comparison

Active sub-markets

Market context

The New York Mets travel to Miami to face the Marlins on 24 May at 1:40 PM ET in a regular-season National League East matchup. The current 41% implied probability for a Mets victory reflects moderate confidence in the visiting side, though the Marlins' home-field advantage and recent form remain material to the outcome. Settlement occurs on 31 May, allowing five trading days post-game for final confirmation against official MLB records.

Historical matchups between these franchises show the Mets have held a slight edge in recent seasons, winning approximately 53% of meetings since 2020. However, May contests often feature volatile pitching rotations and incomplete roster depth as teams manage workload through the season's opening month. The Marlins' inconsistent but occasionally strong home performance—particularly in afternoon games—has historically compressed the Mets' win probability below what season-long records might suggest. Comparable May-window trades on this pairing typically settle between 45–55% for the favourite, indicating the current 41% reflects either Marlins-favourable line movement or uncertainty around starting pitcher assignments.

Traders monitoring this market should track confirmed pitching announcements by 23 May, as rotation changes materially shift probability. Recent injury reports from both clubs' official channels will clarify roster availability. Deposit flows into prediction markets often spike when major-league schedules align with weekend trading windows; SEPA transfers and USDC on-ramps typically clear within 24 hours, enabling same-day position entry. Withdrawal rails remain open throughout the settlement window, though post-game liquidity may compress as resolution approaches.

Methodology

This page reviews New York Mets vs. Miami Marlins 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 PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, 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?

PolyGram 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.

What does it cost to trade on PolyGram?

Zero. PolyGram 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, PolyGram 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.