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

Philadelphia Phillies at Miami Marlins

MLB · Tuesday, July 28, 2026 · 6:41 PM

The model's call
Miami Marlins to win
Model confidence 50.0%
Books consensus 50.0%
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 Philadelphia PhilliesMiami Marlins
BetMGM -110 -110
DraftKings -110 -110
Fanatics -110 -110
FanDuel -108 -108
Caesars -110 -110

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 Philadelphia PhilliesMiami Marlins
Books consensus fair, de-vigged 50.0% 50.0%
Best book price incl. vig 51.9% 51.9%
Kalshi contract price 51.5% 48.5%
Polymarket contract price 51.5% 48.5%
Markets average 51.5% 48.5%

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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