Sports Edge Model — every game called, every call graded, in public

Boston Red Sox at New York Yankees

All Boston Red Sox predictions · All New York Yankees predictions

MLB · Tuesday, September 29, 2026 · 7:10 PM

The model's call
New York Yankees to win
Model confidence 56.1%
Books consensus 56.1%
Identical on purpose: the model applies no adjustment to the books’ de-vigged consensus until a candidate signal proves itself in shadow audit — none has yet. Prediction markets below are a comparison, not an input.

Line shop — latest moneyline by book

Best available price on each side is highlighted. Prices move; always confirm at the book.

Book Boston Red SoxNew York Yankees
BetMGM +120 -145
DraftKings +118 -142
Fanatics +115 -140

Prediction markets vs the books

Every venue sells the same thing — a dollar if that side wins — at a different price. Implied cost per venue below; amber = the cheapest way to buy that side right now.

Venue Boston Red SoxNew York Yankees
Books consensus fair, de-vigged 43.9% 56.1%
Best book price incl. vig 45.5% 58.3%
Polymarket contract price 35.5% 64.5%

Contract prices exclude exchange trading fees (Kalshi ~1–2¢ midrange), which narrow small gaps. A venue meaningfully below the books consensus is either a bargain or an early opinion — the graded record decides which.

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