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

Kansas City Royals at Detroit Tigers

MLB · Sunday, July 26, 2026 · 1:43 PM · Final: 5-4

The model's call
Detroit Tigers to win
Model confidence 62.8%
Books consensus 62.8%
Result Kansas City Royals won model ✗
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.

Closing moneyline by book

The last price each book posted before first pitch — the prices this call could actually have been bet at. Best on each side is highlighted. In-game odds are deliberately excluded: once the game starts, the price tracks the score, not the matchup.

Book Kansas City RoyalsDetroit Tigers
BetMGM +155 -190
BetRivers +160 -186
DraftKings +157 -192
ESPN BET +160 -190
Fanatics +160 -195
FanDuel +160 -190
Hard Rock Bet +155 -190
Caesars +158 -190

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 at the close.

Venue Kansas City RoyalsDetroit Tigers
Books consensus fair, de-vigged 37.2% 62.8%
Best book price incl. vig 38.5% 65.0%
Kalshi contract price 36.5% 63.5%
Polymarket contract price 36.5% 63.5%
Markets average 36.5% 63.5%

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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