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

Chicago White Sox at Houston Astros

MLB · Monday, August 31, 2026 · 8:11 PM

The model's call
Houston Astros to win
Model confidence 54.4%
Books consensus 54.4%
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 Chicago White SoxHouston Astros
BetMGM +110 -135
DraftKings +108 -130
ESPN BET +110 -130
Fanatics +105 -125
FanDuel +116 -134
Hard Rock Bet +115 -125
Caesars +115 -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 Chicago White SoxHouston Astros
Books consensus fair, de-vigged 45.6% 54.4%
Best book price incl. vig 46.3% 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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