Atlanta Braves vs. Boston Red Sox

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Active sub-markets

Market context

The Atlanta Braves travel to Boston for a regular season matchup against the Red Sox on 27 May at 6:45 PM ET. The market currently reflects near-parity at 49% implied probability for a Braves victory, suggesting traders view this as a competitive fixture with marginal advantage to neither side. Settlement occurs on 3 June, allowing a week for postponement resolution should weather or scheduling disruptions occur.

Historical matchup data and recent form provide the baseline for calibrating this probability. The Braves have maintained stronger divisional performance over the past three seasons, though head-to-head records between these franchises show variability depending on venue and roster composition. Red Sox home games typically see tighter margins than road contests, a factor worth isolating when evaluating the current 49% figure. Comparable late-May regular season games between teams of similar strength typically settle near 50-50 unless one side carries significant injury concerns or recent momentum shifts.

Traders should monitor starting pitcher announcements, which typically finalise 48 hours before game time and materially shift market pricing. Recent roster updates—particularly any additions or absences through trades or injury—warrant tracking via MLB's official transaction logs. Weather forecasts for Boston on game day merit attention, as precipitation could favour certain pitching styles or affect offensive output. For programmatic approaches, conditional orders tied to pitcher confirmation or injury reports would capture value more efficiently than static positioning, given the settlement window's length relative to information arrival.

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

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Bot UK, 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?

Polymarket Bot UK 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.

What does it cost to trade on Polymarket Bot UK?

Zero. Polymarket Bot UK 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.