New York Yankees vs. Athletics

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Market context

The Yankees travel to Oakland on 31 May for an afternoon fixture against the Athletics, with the crowd currently pricing a 62% probability of a New York victory. This represents a modest favourite's edge rather than overwhelming confidence, suggesting meaningful uncertainty about the outcome despite the Yankees' superior regular-season positioning.

Historical matchups between these clubs show the Yankees have dominated the fixture in recent seasons, though the Athletics remain capable of producing upset performances at home. The 62% implied probability aligns with typical spreads for games between a strong Eastern Conference contender and a rebuilding West Coast team, though it leaves room for the Athletics' occasional capacity to trouble favoured opponents. Oakland's home record this season has been more competitive than their overall standing suggests, which partially explains why the market hasn't compressed further towards the Yankees.

Traders should monitor roster availability in the 48 hours before first pitch, particularly any late injury announcements affecting starting pitchers or key position players. Weather conditions at Oakland Coliseum—typically favourable for hitters in late May—could influence run-scoring expectations. Recent form matters here: the Yankees' performance in their preceding three games and the Athletics' momentum heading into the fixture will likely shift the probability in either direction as game time approaches. Official lineup confirmations typically arrive 90 minutes before first pitch, which may trigger final probability adjustments.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

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 Today 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 Today?

Zero. Prediction Today routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.

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.