MLB matchup analysis

Orioles vs Athletics Prediction, Odds and Model Pick

Saturday, August 29, 2026 at Sutter Health Park · 10:05 PM ET

Pass

LyDia decision: Pass on Orioles vs Athletics

Lab Rating
5.0/10
Model lean
Orioles 73.5%
Market probability
58.4%
Model edge
+15.1%
Best moneyline
-154
Sportsbooks checked
4
LyDia model
73.5%
Market
58.4%

The case for Baltimore Orioles

Starting pitcher edge: 19 points
LyDia gives Shane Baz a 19-point edge over Jack Perkins, driven mainly by ERA (4.04 vs 6.68) and HR/9 (0.65 vs 1.69).
Late-inning bullpen advantage
Athletics relievers have a 4.00 ERA over the last 7 days; Baltimore Orioles relievers have a 0.87. If this is still close after six innings, that gap favors Baltimore Orioles.

The case for Athletics

Their bats are hot: +0.020 wOBA
Athletics is outhitting its own season form over the last 15 days.

Why it is not official

Setup quality below the bar
Lab Rating is 5.0/10, under the 7.2/10 required for an official pick.
Opponent is swinging it
The other lineup is +0.020 wOBA above its season form over the last 15 days.

Why the setup score is what it is

Conviction: 9.25/10
LyDia's win probability for Baltimore Orioles (73.5%) is well clear of a coin flip -- this is a real, stated lean, not a guess.
Pitching plan: 12/30
Shane Baz rates 62 on LyDia's pitcher score, judged on its own merits (50-80 is the credited range). Average or below by that measure, so it earns little or none of the available credit here -- independent of who the opponent is throwing.
Bullpen: 7.56/10
Baltimore Orioles's bullpen carries a real edge over Athletics's tonight.
Offense: 21.4/50
Baltimore Orioles's recent form does not clearly outpace Athletics's.

Why the price is what it is

Team strength: 49.3%
Before any pitcher or bullpen adjustment, LyDia's team-strength model alone makes Baltimore Orioles 49.3% to win. Everything below moves the price from this starting point.
Pitcher score gap: 19 points
The pitcher-score gap favors Baltimore Orioles by 19 points. This is the biggest single mover of the price -- a large gap moves it a lot, a small gap barely moves it.
Bullpen adjustment: +0.087
The bullpen-fatigue gap between the two pens nudges the price toward Baltimore Orioles. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 49.3% -> 73.5%
Team strength alone had Baltimore Orioles at 49.3%. After the pitcher and bullpen terms, the price is 73.5% -- the same number shown as Model Lean above.
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.

Final result

Orioles 5, Athletics 3

How the analysis held up

Baltimore Orioles won, the side LyDia's model favored.

Shane Baz (Baltimore Orioles) was LyDia's favored starter by pitcher score, but Jack Perkins actually pitched better tonight: 5.0 IP, 1 ER (1.80 ERA) against 5.2 IP, 2 ER (3.18 ERA). The edge did not show up in this game.

Game information

MatchupBaltimore Orioles at Athletics
DateSaturday, August 29, 2026
First pitch10:05 PM ET
VenueSutter Health Park
Starting pitchersShane Baz vs Jack Perkins
WeatherGame-time forecast: 80°F, 0% precipitation chance, 10 mph wind from SW.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Shane BazOrioles · RHP
vs
Jack PerkinsAthletics · RHP
MetricOriolesAthletics
Pitching planTraditional starterTraditional starter
Expected innings5⅔4⅔
ThrowsRR
LyDia pitcher score (higher is better)6243
ERA (lower is better)4.046.68
WHIP (lower is better)1.351.48
K/9 (higher is better)8.010.4
K-BB% (higher is better)12.9%16.1%
K% (higher is better)20.9%25.3%
BB% (lower is better)8.1%9.2%
BB/9 (lower is better)3.13.8
HR/9 (lower is better)0.71.7
Ground-ball rate43.6%39.6%
Fly-ball rate56.4%60.4%

Pitcher edge: LyDia gives Shane Baz a 19-point edge over Jack Perkins, driven mainly by ERA (4.04 vs 6.68) and HR/9 (0.65 vs 1.69).

How to read this: the scorecards above name the starters; every number lives in this table.

Strikeout Projections Full strikeout projections →

Shane Baz strikeouts
5.7 LyDia projected Ks
No strikeout line posted when this page was generated
Jack Perkins strikeouts
5.5 LyDia projected Ks
No strikeout line posted when this page was generated

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

Orioles are 5-5 in their last 10 and averaging 5.0 runs per game over the last 15 days; Athletics are 4-6 in their last 10 and averaging 4.6 runs per game over the last 15 days. On the season Orioles carry the better run differential per game (-0.15 against -1.38).

MetricOriolesAthletics
Last 105-54-6
Last 10 by venue (away team on the road, home team at home)7-3 on the road4-6 at home
OPS, last 15 days0.7240.763
wOBA, last 15 days (hot/cold read)0.3150.338
Runs per game, last 15 days5.04.6
K% last 15 days (lower is better)24.7%20.1%

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 daysOriolesAthletics
OPS0.7180.701 (-0.019 vs szn)
Runs per game4.33 (-0.211 vs szn)4.11 (-0.238 vs szn)
wOBA (model offense input)0.3150.312 (-0.007 vs szn)
K% (lower is better)25.5% (+1.2% vs szn)21.3% (-1.2% vs szn)

Over the last 30 days the Orioles have been the better offense, 0.315 wOBA to 0.312. Orioles are striking out at 25.5% over the window — something the opposing starter can lean on.

Season profile

Full Stats page →
MetricOriolesAthletics
Record66-6953-82
Run differential / game (team quality)-0.15-1.38
Runs scored / game (offense, season)4.544.35
Runs allowed / game (defense, season, lower better)4.705.73
Season OPS0.7160.720
K% season (lower is better)24.4%22.5%
OPS vs opposing hand (season)0.7170.722

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. Orioles and Athletics are highlighted.

Orioles
Combined risk
3.9 Normal
Fatigue
5.1 Normal
Efficiency
7.5 Dominant
Athletics
Combined risk
6.8 Tired
Fatigue
6.7 Tired
Efficiency
4.9 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.

MetricOriolesAthletics
Fatigue5.1/10, Normal6.7/10, Tired
Efficiency7.5/10, Dominant4.9/10, Average
Combined risk3.9/10, Normal6.8/10, Tired
Relief innings, last 7 days20.727.0
Back-to-back arms65
7-day ERA0.874.00
7-day WHIP0.971.44

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
8.6
Market total
10.0
Projected away runs
5.3
Projected home runs
2.8
Over price
-110
Under price
-108
Baltimore Orioles team total
5.3 projected
Line 2.5 · O -167 / U +108
Over research lean (+2.8)
Athletics team total
2.8 projected
Line 3.5 · O +205 / U -345
Under research lean (-0.7)

The model projects 1.4 runs below 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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