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

Detroit Tigers at Chicago White Sox

All Detroit Tigers predictions · All Chicago White Sox predictions

MLB · Saturday, September 19, 2026 · 2:11 PM · Final: 1-3

The model's call
Chicago White Sox to win
Model confidence 54.4%
Books consensus 54.4%
Result Chicago White Sox won model ✓
Identical on purpose: the model applies no adjustment to the de-vigged consensus of the books and Novig, a no-cut exchange, until a candidate signal proves itself in shadow audit — none has yet. Kalshi and Polymarket 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 Detroit TigersChicago White Sox
BetMGM +105 -125
BetRivers +112 -132
DraftKings +113 -136
ESPN BET +113 -128
Fanatics +105 -125
FanDuel +108 -126
Hard Rock Bet +110 -135
Caesars +111 -130

Spread & total

Not part of the model's call. Collected from every book and graded in public so the prices can be checked — how spreads and totals have graded so far. The percent is what the price itself implies, vig removed.

Spread · closing
White Sox −1.5
priced 36.7% to cover · 8 books
Chicago White Sox covered −1.5
Total · closing
O/U 8
priced 48.9% over · 4 books, 4 on another number
opened 8.5
Under 8 (4 scored)
Spread by book TigersWhite Sox
BetMGM +1.5 -200 −1.5 +165
BetRivers +1.5 -190 −1.5 +155
DraftKings +1.5 -193 −1.5 +158
ESPN BET +1.5 -200 −1.5 +165
Fanatics +1.5 -190 −1.5 +155
FanDuel +1.5 -205 −1.5 +168
Hard Rock Bet +1.5 -195 −1.5 +160
Caesars +1.5 -197 −1.5 +161
Total by bookOverUnder
BetMGM 8 -105 8 -115
BetRivers 8 -118 8 -121
DraftKings 8 -104 8 -116
ESPN BET 8.5 +110 8.5 -130
Fanatics 8 -105 8 -115
FanDuel 7.5 -128 7.5 +104
Hard Rock Bet 7.5 -125 7.5 +105
Caesars 7.5 -124 7.5 +104

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 Detroit TigersChicago White Sox
Books consensus fair, de-vigged 45.6% 54.4%
Best book price incl. vig 46.9% 55.6%
Kalshi contract price 46.0% 54.0%
Polymarket contract price 45.5% 54.5%
Markets average 45.8% 54.2%

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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