New York Yankees vs. Philadelphia Phillies

Platform comparison

Market context

The game is **Yankees at Phillies**, and the current crowd price of **36% YES** implies New York is a clear underdog in this contract. That sits below the ESPN win-probability split shown for the matchup, which had the Phillies around **56.7%** and the Yankees **43.3%** during the game state captured there, suggesting the market is discounting New York more heavily than a straight in-game model would[1]. The listed teams’ records at that point were also close, with the Yankees at **58-45** and the Phillies at **56-48**, so the contract is not being priced as a coin flip despite the comparable overall quality of the sides[2].

Historically, cross-platform gaps like this usually reflect differences in timing, pitcher news, line movement, and whether a market is trading the *pre-game* outlook or a live state. The most useful comparison case here is that a prediction market can sit meaningfully below sportsbook-style probabilities when traders expect a lineup or bullpen edge to favour Philadelphia, or when the latest game state has already moved the number away from the opening price. The earlier 2025 meeting between these clubs finished **Phillies 12, Yankees 5**, a reminder that head-to-head scores can look lopsided even when season records are fairly even[3].

For traders, the main catalysts are the confirmed starting pitchers, any last-minute lineup changes, and whether the game starts on time or gets delayed, because the market stays open until completion if postponed. ESPN’s game page is the cleanest recent reference point for the matchup context, but any official club or MLB announcement on weather, scratches, or rescheduling can matter more than the opening number once the market is live[1][2].

Sources: 1 · 2 · 3

Methodology

We track New York Yankees vs. Philadelphia Phillies across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

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.