MLB matchup analysis

Cubs vs Pirates Prediction, Odds and Model Pick

Sunday, July 26, 2026 at PNC Park · 1:35 PM ET

Pass

LyDia decision: Pass on Cubs vs Pirates

Lab Rating
5.3/10
Model probability
51.7%
Market probability
45.8%
Model edge
+5.9%
Best moneyline
+113
Sportsbooks checked
9
LyDia model
51.7%
Market
45.8%

The case for Chicago Cubs

Priced above LyDia's read: +5.9%
LyDia has this closer to a coin flip than the market does — 51.7% for Chicago Cubs, against a no-vig market price of 45.8%. The value here is in the price, not in a strong lean toward either side, so treat it as a pricing observation rather than a read on the game.
Late-inning bullpen advantage
Pittsburgh Pirates relievers have a 8.22 ERA over the last three days; Chicago Cubs relievers have a 0.00. If this is still close after six innings, that gap favors Chicago Cubs.
Bats are hot: +0.053 OPS
Chicago Cubs is outhitting its own season form over the last 15 days. Recent form is context, not a model input, but it points the same way here.

Why it is not official

Below the 72.0% official gate
Win probability is 51.7%. LyDia does not make a game official below 72.0%, no matter how good the price is. This is a value spot, not a high-confidence winner.
Setup quality below the bar
Lab Rating is 5.3/10, under the 8.0/10 required for an official pick.
Pitcher edge points the other way
Pittsburgh Pirates has the better starter by 18 points, and that is not the side the model likes. When the model and the mound disagree, tread carefully.
The verdict LyDia passes. Starting pitcher edge conflicts with the model side.
Read the full model output

Starting pitcher edge conflicts with the model side.

Game information

MatchupChicago Cubs at Pittsburgh Pirates
DateSunday, July 26, 2026
First pitch1:35 PM ET
VenuePNC Park
Starting pitchersJameson Taillon vs Braxton Ashcraft
WeatherGame-time forecast: 83°F, 1% precipitation chance, 5 mph wind from W.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Jameson TaillonCubs · RHP
5.38ERA
1.32WHIP
8.1K/9
13.0%K-BB%
vs
Braxton AshcraftPirates · RHP
3.95ERA
1.17WHIP
10.1K/9
21.2%K-BB%
MetricCubsPirates
Pitching planTraditional starterTraditional starter
Expected innings5.15.8
ThrowsRR
LyDia pitcher score (higher is better)5371
BB/9 (lower is better)3.12.2
HR/9 (lower is better)2.81.2
Ground-ball rate38.6%51.2%
IP per start (higher is better)5.15.8

Pitcher edge: LyDia gives Braxton Ashcraft a 18-point edge over Jameson Taillon, driven mainly by HR/9 (1.24 vs 2.75) and K-BB% (21.2% vs 13.0%).

How to read this: the scorecards show ERA, WHIP, K/9, and K-BB%. The table adds complementary traits without repeating them. Highlighted cells mark a gap big enough to matter. HR/9 is home runs allowed per nine innings. Ground-ball rate is neither good nor bad on its own: high ground-ball pitchers trade strikeouts for double plays and fewer home runs.

Strikeout Projections Full strikeout projections →

Jameson Taillon strikeouts
5.0 LyDia projected Ks
No K play · +0.5K difference is below LyDia's 0.7K threshold
Market 4.5K · O -114 / U -101 · 6 books
Braxton Ashcraft strikeouts
6.7 LyDia projected Ks
Official pick: OVER 5.5K · +1.2K difference
Market 5.5K · O -130 / U +123 · 6 books

Projections are self-calibrated against graded results (87 graded starts). Official K picks require a 0.7+ strikeout edge, a posted price from at least two books, and a confirmed non-opener workload of at least four expected innings.

Same data source as the Pitcher Matchup Tool, where every starter on the slate is compared side by side.

Cubs are 7-3 in their last 10, averaging 6.3 runs per game over the last 15 days, and swinging above their season form; Pirates are 5-5 in their last 10, averaging 4.8 runs per game over the last 15 days, and hitting below their season form. On the season Cubs carry the better run differential per game (+0.74 against +0.37).

MetricCubsPirates
Record59-4553-52
Last 107-35-5
Run differential / game (team quality)+0.74+0.37
Runs scored / game (offense)5.135.19
Runs allowed / game (defense, lower better)4.394.82
OPS, last 15 days0.8050.700
Season OPS0.7520.757
OPS change+0.053-0.057
Runs per game, last 15 days6.34.8
K% season (lower is better)21.8%24.2%
K% last 15 days24.8%28.2%
OPS vs opposing hand0.7390.779

Run differential and run environment come from the season standings; offense splits for all 30 teams live on the Stats page, including hot and cold streaks and the run environment table.

Every team on today's slate, on any two axes you pick. Cubs and Pirates are highlighted.

Cubs
Combined risk
2.6 Fresh
Fatigue
4.6 Normal
Efficiency
9.0 Dominant
Pirates
Combined risk
7.2 Tired
Fatigue
5.2 Normal
Efficiency
1.0 Struggling

Risk is what the model actually uses: fatigue blended with how well the pen has pitched. High fatigue with high efficiency is a tired pen that is still getting outs.

MetricCubsPirates
Fatigue4.6/10, Normal5.2/10, Normal
Efficiency9.0/10, Dominant1.0/10, Struggling
Combined risk2.6/10, Fresh7.2/10, Tired
Relief innings, last 3 days6.07.7
Back-to-back arms00
3-day ERA0.008.22
3-day WHIP0.332.35

Fatigue measures workload. Efficiency measures recent run prevention. Combined risk is what the moneyline and totals systems use.

Run total projection

Full Totals Projections →
LyDia projection
9.8
Market total
9.0
Projected away runs
5.3
Projected home runs
5.3
Over price
+100
Under price
-118
Chicago Cubs team total
5.3 projected
Line 4.5 · O +115 / U -135
Over research lean (+0.8)
Pittsburgh Pirates team total
5.3 projected
Line 4.5 · O +100 / U -120
Over research lean (+0.8)

The model projects 0.8 runs above the market total. A research lean still requires a setup rating of at least 7.0/10. Team totals remain research-only until their graded sample is established.

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