MLB matchup analysis

Phillies vs Braves Prediction, Odds and Model Pick

Wednesday, September 30, 2026 at Truist Park · 2:00 PM ET

Pass

Leo decision: Pass on Phillies vs Braves

Lab Rating
6.0/10
Model lean
Phillies 63.0%
Market probability
43.4%
Model edge
+19.6%
Best moneyline
+134
Sportsbooks checked
6
Leo model
63.0%
Market
43.4%

The case for Philadelphia Phillies

Starting pitcher edge: 10 points
Leo gives Cristopher Sánchez a 10-point edge over Tyler Mahle, driven mainly by K-BB% (21.7% vs 14.8%) and K/9 (10.0 vs 8.3).

The case for Atlanta Braves

Late-inning bullpen advantage
Philadelphia Phillies relievers have a 8.61 ERA over the last 7 days; Atlanta Braves relievers have a 3.70. Philadelphia Phillies also have 5 arms pitching on back-to-back days, against 2 for Atlanta Braves. If this is still close after six innings, that gap favors Atlanta Braves.
Team strength favors Atlanta Braves
Before any pitcher or bullpen adjustment, Leo's own team-strength model has Atlanta Braves ahead (56.9% to 49.6%). The pick still comes from Philadelphia Phillies once the pitcher and bullpen terms are applied.

Why it is not official

Setup quality below the bar
Lab Rating is 6.0/10, under the 7.2/10 required for an official pick.
Own bullpen carries risk: 7.3/10
The Philadelphia Phillies bullpen comes in tired. A lead after six innings is less safe than usual.
Cold stretch at the plate
Philadelphia Phillies is -0.022 wOBA below its own season form.

Why the setup score is what it is

Conviction: 3.99/10
Leo leans toward Philadelphia Phillies, but not strongly enough to earn full conviction credit.
Pitching plan: 34.67/40
Cristopher Sánchez rates 76 on Leo's pitcher score, judged on its own merits (50-80 is the credited range). That is a strong start on its own, and it earns most or all of the available credit here.
Offense: 20.94/50
Philadelphia Phillies's recent form does not clearly outpace Atlanta Braves's.

Why the price is what it is

Team strength: 49.6%
Before any pitcher or bullpen adjustment, Leo's team-strength model alone makes Philadelphia Phillies 49.6% to win. Everything below moves the price from this starting point.
Pitcher score gap: 10 points
The pitcher-score gap favors Philadelphia Phillies by 10 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: -0.072
The bullpen-fatigue gap between the two pens nudges the price toward Atlanta Braves. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 49.6% -> 63.0%
Team strength alone had Philadelphia Phillies at 49.6%. After the pitcher and bullpen terms, the price is 63.0% -- the same number shown as Model Lean above.
The verdict Leo 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

Phillies 4, Braves 3

How the analysis held up

Philadelphia Phillies won, the side Leo's model favored.

Cristopher Sánchez (Philadelphia Phillies) was Leo's favored starter by pitcher score, but Tyler Mahle actually pitched better tonight: 7.0 IP, 1 ER (1.29 ERA) against 6.2 IP, 3 ER (4.05 ERA). The edge did not show up in this game.

The Philadelphia Phillies bullpen was flagged as elevated risk pregame (Tired). In relief it actually allowed 0 earned runs over 3.1 innings (0.00 ERA) — the risk read did not show up on the scoreboard tonight.

The Atlanta Braves bullpen was not flagged pregame, but it had a night worth noting: 3 earned runs allowed over 3.0 relief innings (9.00 ERA) — quietly worse than the pregame read implied.

Game information

MatchupPhiladelphia Phillies at Atlanta Braves
DateWednesday, September 30, 2026
First pitch2:00 PM ET
VenueTruist Park
Starting pitchersCristopher Sánchez vs Tyler Mahle
WeatherGame-time forecast: 74°F, 0% precipitation chance, 3 mph wind from N.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Cristopher SánchezPhillies · LHP
vs
Tyler MahleBraves · RHP
MetricPhilliesBraves
Pitching planTraditional starterTraditional starter
Expected innings6⅓5⅔
ThrowsLR
Leo pitcher score (higher is better)7666
ERA (lower is better)2.913.99
WHIP (lower is better)1.201.23
K/9 (higher is better)10.08.3
K-BB% (higher is better)21.7%14.8%
K% (higher is better)27.0%22.3%
BB% (lower is better)5.3%7.5%
BB/9 (lower is better)2.02.8
HR/9 (lower is better)0.81.2
Ground-ball rate64.3%50.3%
Fly-ball rate35.7%49.7%

Pitcher edge: Leo gives Cristopher Sánchez a 10-point edge over Tyler Mahle, driven mainly by K-BB% (21.7% vs 14.8%) and K/9 (10.0 vs 8.3).

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

Strikeout Projections Full strikeout projections →

Tyler Mahle strikeouts
5.0 Leo projected Ks
No K play · -0.5K difference is below Leo's 0.7K threshold
Market 5.5K · O -130 / U +100 · 1 book

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

Phillies are 4-6 in their last 10 and averaging 3.2 runs per game over the last 15 days; Braves are 5-5 in their last 10 and averaging 4.2 runs per game over the last 15 days. On the season Braves carry the better run differential per game (+0.72 against +0.09).

MetricPhilliesBraves
Last 104-65-5
Last 10 by venue (away team on the road, home team at home)5-5 on the road5-5 at home
OPS, last 15 days0.6380.686
wOBA, last 15 days (hot/cold read)0.2900.302
Runs per game, last 15 days3.24.2
K% last 15 days (lower is better)17.6%21.9%

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 daysPhilliesBraves
OPS0.656 (-0.051 vs szn)0.685 (-0.033 vs szn)
Runs per game3.64 (-0.761 vs szn)4.24 (-0.340 vs szn)
wOBA (model offense input)0.294 (-0.018 vs szn)0.302 (-0.014 vs szn)
K% (lower is better)18.9% (-2.8% vs szn)21.7%

Over the last 30 days the Braves have been the better offense, 0.302 wOBA to 0.294. They are cooling off against their own season line (-0.014 wOBA).

Season profile

Full Stats page →
MetricPhilliesBraves
Record88-7494-68
Run differential / game (team quality)+0.09+0.72
Runs scored / game (offense, season)4.404.58
Runs allowed / game (defense, season, lower better)4.313.86
Season OPS0.7070.718
K% season (lower is better)21.7%21.6%
OPS vs opposing hand (season)0.7070.696

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. Phillies and Braves are highlighted.

Phillies
Combined risk
7.3 Tired
Fatigue
5.6 Normal
Efficiency
1.7 Struggling
Braves
Combined risk
4.9 Normal
Fatigue
5.2 Normal
Efficiency
5.7 Effective

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.

MetricPhilliesBraves
Fatigue5.6/10, Normal5.2/10, Normal
Efficiency1.7/10, Struggling5.7/10, Effective
Combined risk7.3/10, Tired4.9/10, Normal
Relief innings, last 7 days23.024.3
Back-to-back arms52
7-day ERA8.613.70
7-day WHIP1.831.03

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

Run total projection

Full Totals Projections →
Leo projection
5.8
Market total
7.5
Projected away runs
2.0
Projected home runs
3.4
Over price
+135
Under price
-166
Philadelphia Phillies team total
2.0 projected
Line 2.5 · O +100 / U -125
No team-total lean
Atlanta Braves team total
3.4 projected
Line 2.5 · O -130 / U +105
Over research lean (+0.9)

The model projects 1.7 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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