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

Baltimore Orioles at Houston Astros

All Baltimore Orioles predictions · All Houston Astros predictions

MLB · Friday, July 17, 2026 · 8:11 PM · Final: 3-2

The model's call
Houston Astros to win
Model confidence 52.1%
Books consensus 52.1%
Result Baltimore Orioles 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 Baltimore OriolesHouston Astros
BetMGM +100 -120
BetRivers -103 -112
DraftKings -103 -117
ESPN BET -105 -115
Fanatics +100 -120
FanDuel +100 -118
Hard Rock Bet +100 -120
Caesars +100 -120

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
Orioles −1.5
priced 37.2% to cover · 6 books, 2 on another number
Houston Astros covered +1.5
Total · closing
O/U 8.5
priced 52.2% over · 8 books
Under 8.5 (5 scored)
Spread by book OriolesAstros
BetMGM +1.5 -210 −1.5 +160
BetRivers −1.5 +155 +1.5 -190
DraftKings −1.5 +159 +1.5 -194
ESPN BET −1.5 +160 +1.5 -190
Fanatics −1.5 +155 +1.5 -190
FanDuel −1.5 +150 +1.5 -182
Hard Rock Bet −1.5 +160 +1.5 -190
Caesars +1.5 -210 −1.5 +175
Total by bookOverUnder
BetMGM 8.5 -120 8.5 +100
BetRivers 8.5 -115 8.5 -105
DraftKings 8.5 -120 8.5 +100
ESPN BET 8.5 -120 8.5 +100
Fanatics 8.5 -120 8.5 +100
FanDuel 8.5 -122 8.5 +100
Hard Rock Bet 8.5 -120 8.5 +100
Caesars 8.5 -120 8.5 +100

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 Baltimore OriolesHouston Astros
Books consensus fair, de-vigged 47.9% 52.1%
Best book price incl. vig 50.0% 52.8%
Polymarket contract price 48.5% 51.5%

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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