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

Pittsburgh Pirates at St. Louis Cardinals

All Pittsburgh Pirates predictions · All St. Louis Cardinals predictions

MLB · Sunday, August 30, 2026 · 2:16 PM · Final: 5-4

The model's call
Pittsburgh Pirates to win
Model confidence 53.6%
Books consensus 53.6%
Result Pittsburgh Pirates 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 Pittsburgh PiratesSt. Louis Cardinals
BetMGM -130 +105
BetRivers -125 +110
DraftKings -124 +115
ESPN BET -120 +107
Fanatics -130 +110
FanDuel -120 +110
Hard Rock Bet -120 +110
Caesars -121 +110

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
Pirates −1.5
priced 40.9% to cover · 8 books
St. Louis Cardinals covered +1.5
Total · closing
O/U 7.5
priced 52.2% over · 6 books, 2 on another number
opened 8.5
Over 7.5 (9 scored)
Spread by book PiratesCardinals
BetMGM −1.5 +135 +1.5 -160
BetRivers −1.5 +133 +1.5 -162
DraftKings −1.5 +134 +1.5 -162
ESPN BET −1.5 +140 +1.5 -165
Fanatics −1.5 +130 +1.5 -160
FanDuel −1.5 +140 +1.5 -170
Hard Rock Bet −1.5 +145 +1.5 -155
Caesars −1.5 +135 +1.5 -160
Total by bookOverUnder
BetMGM 8 +100 8 -120
BetRivers 8 -103 8 -117
DraftKings 7.5 -119 7.5 -102
ESPN BET 7.5 -120 7.5 +100
Fanatics 7.5 -120 7.5 +100
FanDuel 7.5 -122 7.5 +100
Hard Rock Bet 7.5 -115 7.5 +105
Caesars 7.5 -120 7.5 +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 Pittsburgh PiratesSt. Louis Cardinals
Books consensus fair, de-vigged 53.6% 46.4%
Best book price incl. vig 54.5% 46.5%
Kalshi contract price 53.5% 46.5%
Polymarket contract price 54.5% 45.5%
Markets average 54.0% 46.0%

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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