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Rockies vs. Pirates prediction: Why Pittsburgh is favored to win Wednesday's MLB matchup [5/13/2026]
Updated: | First published:
Written by Dave Garofolo, Content Producer
Get Colorado Rockies vs Pittsburgh Pirates predictions for MLB Wednesday.
The Pittsburgh Pirates will take on the Colorado Rockies in MLB action at PNC Park on Wednesday, starting at 6:40 PM ET.
Mitch Keller (4-1, 2.87 ERA) will be the starting pitcher for the Pirates, while the Rockies are going with Jose Quintana (1-2, 3.90 ERA).
Based on updated simulation results, Dimers' advanced MLB model predicts the Pirates as the most likely winner of the Rockies vs. Pirates game.
This article offers further insights into Wednesday's matchup, including best bets and picks.
Rockies vs. Pirates prediction: Who will win and cover?
Using trusted machine learning and data, we have simulated the result of Wednesday's MLB game between the Rockies and Pirates, forming part of our MLB predictions coverage.
Our independent predictive model currently gives the Pirates a 62% chance of defeating the Rockies.
According to our model, the Rockies (+1.5) have a 55% chance of covering the run line, while the 8.5-run over/under has a 55% chance of going over.
Rockies vs. Pirates odds [5/13/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Rockies | Pirates |
|---|---|---|
| Run Line | +1.5 (-130) | -1.5 (+116) |
| Moneyline | +154 | -178 |
| Total | o8.5 (-105) | u8.5 (-110) |
All odds are correct at the time of publication and are subject to change.
Rockies vs. Pirates picks and best bet
After matching our predictions against the best available odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Run Line | Pirates -1.5 | +116 |
| Moneyline | Pirates | -178 |
| Total | Over 8.5 | -105 |
According to our MLB best bets, the top play to make on this game is Over 8.5 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Rockies vs. Pirates game-day updates and essential details
Wednesday's MLB action between the Pirates and Rockies at PNC Park is scheduled to start at 6:40 PM ET.
- Who: Colorado Rockies vs. Pittsburgh Pirates
- Date: Wednesday, May 13, 2026
- Time: 6:40 PM ET/3:40PM PT
- Venue: PNC Park
Conclusion
We predict the Pirates, with a 62% win probability, will likely beat the Rockies in Wednesday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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Dave Garofolo uses sophisticated AI-driven analytics to make predictions and evaluate player performances in the NBA, MLB, NFL, NHL, NCAAM, and PGA TOUR tournaments, crafting insightful game and prop previews.
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