Tampa Bay Rays vs. New York Yankees

Platform comparison

Active sub-markets

Market context

Polymarket has this Rays-Yankees contract at 43% for Tampa Bay to win, so the market is leaning slightly towards New York despite a near coin-flip setup. The event is the MLB game scheduled for 7:05pm ET at Yankee Stadium, with settlement in USDC on Polygon via the usual conditional tokens structure: a Rays win resolves to YES, a Yankees win to NO, and only a postponement keeps it open until completion.

That price sits below the kind of midpoint you often see in divisional match-ups between strong, evenly matched clubs, which means traders are already assigning extra weight to the home field and recent form rather than simply season record. The Rays entered at 33-15 against the Yankees’ 30-21, and ESPN’s team stats show Tampa Bay with the better batting average and on-base numbers, while New York has the edge in power, with 73 home runs to 41. That combination usually keeps the contract sensitive to late pitching or line-up news rather than broad season trends.

For traders, the key catalysts are the line-up cards, starting pitcher confirmation, and any late injury or rest announcements before first pitch. NBC Sports’ preview noted the game as the opener of a three-game series in the Bronx and flagged a market leaning towards the Rays on the moneyline, with an under 8.0 runs angle also in play. If the game is delayed or suspended, Polymarket stays tied to the official final result, so the main dependency is whether the game is completed within the settlement window rather than how it looks at the first pitch.

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Methodology

This page reviews Tampa Bay Rays vs. New York Yankees 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

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?

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's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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?

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.