Boston Red Sox at Baltimore Orioles
MLB · Friday, September 4, 2026 · 7:06 PM
The model's call
Boston Red Sox to win
Model confidence 52.2%
Books consensus 52.2%
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 | Boston Red Sox | Baltimore Orioles |
|---|---|---|
| BetMGM | -120 | +100 |
| DraftKings | -119 | -101 |
| ESPN BET | -125 | +105 |
| Fanatics | -120 | +100 |
| FanDuel | -122 | +104 |
| Hard Rock Bet | -120 | +100 |
| Caesars | -115 | +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 right now.
| Venue | Boston Red Sox | Baltimore Orioles |
|---|---|---|
| Books consensus fair, de-vigged | 52.2% | 47.8% |
| Best book price incl. vig | 53.5% | 48.8% |
| Kalshi contract price | 52.3% | 47.7% |
| Polymarket contract price | 51.5% | 48.5% |
| Markets average | 51.9% | 48.1% |
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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