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

Pittsburgh Pirates at Cincinnati Reds

All Pittsburgh Pirates predictions · All Cincinnati Reds predictions

MLB · Friday, July 31, 2026 · 6:11 PM · Final: 7-8

The model's call
Pittsburgh Pirates to win
Model confidence 54.0%
Books consensus 54.0%
Result Cincinnati Reds 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 Pittsburgh PiratesCincinnati Reds
BetMGM -130 +105
BetRivers -127 +112
DraftKings -127 +105
ESPN BET -130 +110
Fanatics -130 +110
FanDuel -118 +110
Hard Rock Bet -125 +115
Caesars -125 +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
Pirates −1.5
priced 40.9% to cover · 8 books
Cincinnati Reds covered +1.5
Total · closing
O/U 7.5
priced 52.2% over · 4 books, 4 on another number
Over 7.5 (15 scored)
Spread by book PiratesReds
BetMGM −1.5 +135 +1.5 -160
BetRivers −1.5 +125 +1.5 -155
DraftKings −1.5 +130 +1.5 -157
ESPN BET −1.5 +140 +1.5 -165
Fanatics −1.5 +130 +1.5 -160
FanDuel −1.5 +136 +1.5 -164
Hard Rock Bet −1.5 +140 +1.5 -150
Caesars −1.5 +140 +1.5 -165
Total by bookOverUnder
BetMGM 8 -102 8 -118
BetRivers 8 -106 8 -114
DraftKings 8 -102 8 -118
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 8 -105 8 -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 Pittsburgh PiratesCincinnati Reds
Books consensus fair, de-vigged 54.0% 46.0%
Best book price incl. vig 54.1% 46.5%
Kalshi contract price 54.5% 45.5%
Polymarket contract price 53.5% 46.5%
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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