MLB matchup analysis

Red Sox vs Blue Jays Prediction, Odds and Model Pick

Thursday, August 13, 2026 at Rogers Centre · 3:07 PM ET

Pass

LyDia decision: Pass on Red Sox vs Blue Jays

Lab Rating
6.2/10
Model lean
Red Sox 54.4%
Market probability
56.9%
Model edge
-2.5%
Best moneyline
-137
Sportsbooks checked
9
LyDia model
54.4%
Market
56.9%

The case for Boston Red Sox

Starting pitcher edge: 39 points
LyDia gives Payton Tolle a 39-point edge over Max Scherzer, driven mainly by HR/9 (1.09 vs 2.75) and ERA (3.20 vs 7.25).
Bats are hot: +0.039 wOBA
Boston Red Sox 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.

The case for Toronto Blue Jays

The case is thin
The model finds little going Toronto Blue Jays's way — it trails on the pitching plan, bullpen, and recent form. The main path to a Toronto Blue Jays win is variance.

Why it is not official

Below the 61.0% official gate
Win probability is 54.4%. LyDia does not make a game official below 61.0%, 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 6.2/10, under the 8.0/10 required for an official pick.
Own bullpen carries risk: 6.8/10
The Boston Red Sox bullpen comes in tired. A lead after six innings is less safe than usual.

Why the setup score is what it is

Conviction: 5.18/35
LyDia leans toward Boston Red Sox, but not strongly enough to earn full conviction credit.
The verdict LyDia passes. The combined Lab Rating did not clear the official threshold.
Read the full model output

The combined Lab Rating did not clear the official threshold.

Game information

MatchupBoston Red Sox at Toronto Blue Jays
DateThursday, August 13, 2026
First pitch3:07 PM ET
VenueRogers Centre
Starting pitchersPayton Tolle vs Max Scherzer
WeatherGame-time forecast: 78°F, 8% precipitation chance, 6 mph wind from SW. This venue has a roof, but the roof status is not confirmed.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Payton TolleRed Sox · LHP
vs
Max ScherzerBlue Jays · RHP
MetricRed SoxBlue Jays
Pitching planTraditional starterLimited starter
Expected innings5⅔4
ThrowsLR
LyDia pitcher score (higher is better)7738
ERA (lower is better)3.207.25
WHIP (lower is better)1.101.53
K/9 (higher is better)10.46.8
K-BB% (higher is better)21.8%7.5%
K% (higher is better)28.5%16.8%
BB% (lower is better)6.7%9.3%
BB/9 (lower is better)2.43.8
HR/9 (lower is better)1.12.8
Ground-ball rate37.4%37.2%
Fly-ball rate62.6%62.8%

Pitcher edge: LyDia gives Payton Tolle a 39-point edge over Max Scherzer, driven mainly by HR/9 (1.09 vs 2.75) and ERA (3.20 vs 7.25).

How to read this: the scorecards above name the starters; every number lives in this table. Highlighted cells mark a gap big enough to matter. K% and BB% are strikeout and walk rate as a share of batters faced -- K-BB% is the two combined into one skill number. HR/9 is home runs allowed per nine innings. Ground-ball and fly-ball rate are neither good nor bad on their own: high ground-ball pitchers trade strikeouts for double plays and fewer home runs, and on this data source the two rates are complementary (they add to 100%), not independent reads.

Strikeout Projections Full strikeout projections →

Payton Tolle strikeouts
6.5 LyDia projected Ks
Official pick: OVER 5.5K · +1.0K difference
Market 5.5K · O -122 / U +103 · 6 books
Max Scherzer strikeouts
2.8 LyDia projected Ks
Official pick: UNDER 4.5K · -1.7K difference
Market 4.5K · O +132 / U -158 · 6 books

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

Red Sox are 5-5 in their last 10, averaging 6.1 runs per game over the last 15 days, and swinging above their season form; Blue Jays are 7-3 in their last 10 and averaging 4.1 runs per game over the last 15 days. On the season Red Sox carry the better run differential per game (+0.66 against -0.44).

MetricRed SoxBlue Jays
Last 105-57-3
Last 10 by venue (away team on the road, home team at home)6-4 on the road6-4 at home
OPS, last 15 days0.8230.670
wOBA, last 15 days (hot/cold read)0.3580.297
Runs per game, last 15 days6.14.1
K% last 15 days (lower is better)19.3%19.6%

Last 15 days only. Hot and cold streaks for all 30 teams live on the Stats page.

30-day offense

Full offense tool →
Last 30 daysRed SoxBlue Jays
OPS0.794 (+0.073 vs szn)0.646 (-0.035 vs szn)
Runs per game5.62 (+1.190 vs szn)3.46 (-0.489 vs szn)
wOBA (model offense input)0.346 (+0.027 vs szn)0.287 (-0.014 vs szn)
K% (lower is better)20.7% (-1.0% vs szn)19.3%

Over the last 30 days the Red Sox have been the better offense, 0.346 wOBA to 0.287. They are running hot against their own season line (+0.027 wOBA).

Season profile

Full Stats page →
MetricRed SoxBlue Jays
Record64-5659-63
Run differential / game (team quality)+0.66-0.44
Runs scored / game (offense, season)4.423.95
Runs allowed / game (defense, season, lower better)3.774.39
Season OPS0.7210.681
K% season (lower is better)21.7%19.6%
OPS vs opposing hand (season)0.7040.628

Season-long team quality, not recent form. Run differential and run environment come from the season standings; splits for all 30 teams live on the Stats page, including the run environment table.

Every team on today's slate, on any two axes you pick. Red Sox and Blue Jays are highlighted.

Red Sox
Combined risk
6.8 Tired
Fatigue
6.9 Tired
Efficiency
5.3 Average
Blue Jays
Combined risk
8.0 Tired
Fatigue
8.2 High risk
Efficiency
5.4 Average

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.

MetricRed SoxBlue Jays
Fatigue6.9/10, Tired8.2/10, High risk
Efficiency5.3/10, Average5.4/10, Average
Combined risk6.8/10, Tired8.0/10, Tired
Relief innings, last 7 days32.731.0
Back-to-back arms710
7-day ERA3.862.90
7-day WHIP1.261.58

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
8.2
Market total
8.0
Projected away runs
6.1
Projected home runs
1.2
Over price
+100
Under price
-112
Boston Red Sox team total
6.1 projected
Line 4.5 · O +110 / U -121
Over research lean (+1.6)
Toronto Blue Jays team total
1.2 projected
Line 3.5 · O +106 / U -120
Under research lean (-2.3)

The model and market are close. Team totals remain research-only until their graded sample is established.

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