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

Boston Red Sox at Pittsburgh Pirates

MLB · Friday, August 14, 2026 · 6:41 PM

The model's call
Boston Red Sox to win
Model confidence 56.6%
Books consensus 56.6%
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 SoxPittsburgh Pirates
BetMGM -140 +115
BetRivers -148 +123
DraftKings -149 +123
ESPN BET -140 +120
FanDuel -144 +122
Hard Rock Bet -135 +125

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 SoxPittsburgh Pirates
Books consensus fair, de-vigged 56.6% 43.4%
Best book price incl. vig 57.4% 44.4%
Kalshi contract price 57.5% 42.5%
Polymarket contract price 57.5% 42.5%
Markets average 57.5% 42.5%

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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