MLB picks today: Friday's MLB best bets include Yankees vs. Diamondbacks play [9/18/2026]

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Written by Jason Bevilacqua

Get MLB picks today and best bets for Friday, September 18, 2026.

MLB Best Bets.
These MLB betting picks for September 18, 2026, are based on the latest odds and probabilities for Friday's games.

Today’s MLB picks for September 18, 2026 are here, with Yankees vs. Diamondbacks and Red Sox vs. Rays among the top plays identified by our model across Friday’s MLB schedule.

Dimers’ predictive analytics engine runs 24/7, going over the latest baseball odds to uncover legitimate betting edges. The result? Data-backed picks that help Dimers Pro members make smarter decisions.

List of MLB best bets today [9/18, updated 1:32AM ET]

Below, you’ll find today’s top 10 MLB best bets, ranked by edge for Friday, September 18, 2026.

Yankees vs. Diamondbacks Over 8.5 runs (+108)

Our model has identified value on Over 8.5 runs in Yankees vs. Diamondbacks at 48¢ odds. A 53.9% probability produces an edge of 5.8%, making this the strongest play for today's MLB slate.

 

Red Sox vs. Rays Over 7.5 runs (+115)

Red Sox vs. Rays over 7.5 runs carries a 4.8% edge and a probability of 51.3% at 47¢ odds, according to our model.

 

Astros ML (+111)

Astros ML at 47¢ odds shows a 4.7% edge, supported by a 52.2% probability in simulations.

 

Braves vs. Astros over 8.5 runs (+108)

A 4.5% edge and 52.6% probability make Braves vs. Astros over 8.5 runs a value play in the Braves vs. Astros matchup, per our model.

 

Astros +1.5 (-150)

Astros +1.5 at 60¢ presents a 3.9% edge, with simulations resulting in a probability of 63.9%.

 

Athletics vs. Guardians Over 8.5 runs (-104)

Our model finds value on Over 8.5 runs in Athletics vs. Guardians at 51¢, supported by an edge of 3.9%.

 

Marlins vs. Padres Over 7.5 runs (-104)

Our model has uncovered value on Marlins vs. Padres Over 7.5 runs at 51¢. A 54.8% probability produces a 3.8% edge, making this a strong play for today's MLB action.

 

Brewers vs. Orioles Over 8.5 runs (+100)

A 3.7% edge on a 53.7% probability makes Over 8.5 runs at 50¢a solid value play in today's Brewers vs. Orioles matchup.

 

Reds ML (+120)

  • Edge: 3.6%
  • Probability: 48.9%
  • Matchup: Cubs vs. Reds (6:40PM ET)

Our model projects value on Reds to win at 45¢. A 48.9% probability produces a 3.6% edge, making Reds the favorable ML play in today's matchup.

 

Giants vs. Dodgers Over 8 runs (-105)

Rounding out our top 10 bets, Giants vs. Dodgers Over 8 runs at -105 shows a 54.7% probability and a 3.5% edge.

 

MLB best bets summary: Friday, 9/18/2026

As of 1:32AM ET, here are our top MLB bets by edge recommended by our model:

Matchup Bet Odds Edge Prob.
Yankees vs. Diamondbacks Over 8.5 runs 48¢ @ Polymarket 5.8% 53.9%
Red Sox vs. Rays Over 7.5 runs 47¢ @ Novig 4.8% 51.3%
Braves vs. Astros Astros ML 47¢ @ Novig 4.7% 52.2%
Braves vs. Astros Over 8.5 runs 48¢ @ Novig 4.5% 52.6%
Braves vs. Astros Astros +1.5 60¢ @ Novig 3.9% 63.9%
Athletics vs. Guardians Over 8.5 Runs 51¢ @ Novig 3.9% 54.9%
Marlins vs. Padres Over 7.5 Runs 51¢ @ Novig 3.8% 54.8%
Brewers vs. Orioles Over 8.5 Runs 50¢ @ Polymarket 3.7% 53.7%
Cubs vs. Reds Reds ML 45¢ @ Novig 3.6% 48.9%
Giants vs. Dodgers Over 8 Runs -105 @ BetMGM 3.5% 54.7%
 

List of upcoming MLB games to bet on [9/18/2026]

Conclusion

Our MLB best bets are locked and loaded for September 18, 2026, featuring plays such as over 8.5 runs in the Yankees vs. Diamondbacks matchup and over 7.5 runs in the Red Sox vs. Rays matchup. Powered by advanced simulations, these picks are here to boost your betting game.

Our predictions are based on current data to help you make informed decisions. For additional resources and advice, head to our Responsible Gambling hub.

All odds and probabilities in this article are correct and accurate at the time of publication.

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Written by
Jason Bevilacqua
Head of Content and Communities

Jason Bevilacqua, an expert in MLB, NHL, NBA, MLS, and NFL, delivers game previews, best bets, and props. Since 2020, as Head of Social and Community at Dimers, he has contributed insightful articles utilizing data-driven models and simulations.

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