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

Texas Rangers at Arizona Diamondbacks

All Texas Rangers predictions · All Arizona Diamondbacks predictions

MLB · Sunday, September 13, 2026 · 4:11 PM · Final: 7-6

The model's call
Arizona Diamondbacks to win
Model confidence 54.4%
Books consensus 54.4%
Result Texas Rangers 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 Texas RangersArizona Diamondbacks
BetMGM +110 -135
BetRivers +110 -132
DraftKings +110 -132
ESPN BET +110 -130
Fanatics +110 -130
FanDuel +112 -132
Hard Rock Bet +115 -135
Caesars +110 -130

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
Diamondbacks −1.5
priced 37.6% to cover · 8 books
Texas Rangers covered +1.5
Total · closing
O/U 8.5
priced 48.2% over · 4 books, 4 on another number
Over 8.5 (13 scored)
Spread by book RangersDiamondbacks
BetMGM +1.5 -190 −1.5 +155
BetRivers +1.5 -190 −1.5 +150
DraftKings +1.5 -187 −1.5 +154
ESPN BET +1.5 -190 −1.5 +160
Fanatics +1.5 -185 −1.5 +150
FanDuel +1.5 -205 −1.5 +168
Hard Rock Bet +1.5 -185 −1.5 +155
Caesars +1.5 -190 −1.5 +158
Total by bookOverUnder
BetMGM 8 -118 8 -102
BetRivers 8.5 -110 8.5 -112
DraftKings 8 -115 8 -105
ESPN BET 8.5 +100 8.5 -120
Fanatics 8 -115 8 -105
FanDuel 8.5 -104 8.5 -118
Hard Rock Bet 8.5 +100 8.5 -120
Caesars 8 -115 8 -105

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 Texas RangersArizona Diamondbacks
Books consensus fair, de-vigged 45.6% 54.4%
Best book price incl. vig 46.5% 56.5%
Kalshi contract price 45.1% 54.9%
Polymarket contract price 44.5% 55.5%
Markets average 44.8% 55.2%

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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