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

Milwaukee Brewers at Chicago Cubs

All Milwaukee Brewers predictions · All Chicago Cubs predictions

MLB · Monday, August 31, 2026 · 7:41 PM · Final: 3-17

The model's call
Milwaukee Brewers to win
Model confidence 50.0%
Books consensus 50.0%
Result Chicago Cubs 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 Milwaukee BrewersChicago Cubs
BetMGM -110 -110
BetRivers -103 -112
DraftKings -103 -105
ESPN BET -105 -105
Fanatics -115 -105
FanDuel -104 -104
Hard Rock Bet -105 -105
Caesars -105 -105

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
Brewers −1.5
priced 39.1% to cover · 7 books, 1 on another number
Chicago Cubs covered +1.5
Total · closing
O/U 9.5
priced 48.9% over · 8 books
Over 9.5 (20 scored)
Spread by book BrewersCubs
BetMGM −1.5 +145 +1.5 -175
BetRivers −1.5 +155 +1.5 -190
DraftKings −1.5 +146 +1.5 -177
ESPN BET −1.5 +145 +1.5 -175
Fanatics −1.5 +140 +1.5 -170
FanDuel −1.5 +136 +1.5 -164
Hard Rock Bet −1.5 +150 +1.5 -160
Caesars +1.5 -235 −1.5 +192
Total by bookOverUnder
BetMGM 9.5 -110 9.5 -110
BetRivers 9.5 +100 9.5 -120
DraftKings 9.5 -103 9.5 -117
ESPN BET 9.5 -105 9.5 -115
Fanatics 9.5 -105 9.5 -115
FanDuel 9.5 -102 9.5 -120
Hard Rock Bet 9.5 +100 9.5 -110
Caesars 9.5 -105 9.5 -115

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 Milwaukee BrewersChicago Cubs
Books consensus fair, de-vigged 50.0% 50.0%
Best book price incl. vig 50.7% 51.0%
Kalshi contract price 50.5% 49.5%
Polymarket contract price 49.5% 50.5%
Markets average 50.0% 50.0%

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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