MLB matchup analysis

Giants vs Mets Prediction, Odds and Model Pick

Sunday, September 6, 2026 at Citi Field · 1:40 PM ET

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Leo prediction: San Francisco Giants moneyline

Lab Rating
7.4/10
Model lean
Giants 69.0%
Market probability
39.7%
Model edge
+29.3%
Best moneyline
+152
Sportsbooks checked
9
Leo model
69.0%
Market
39.7%

The case for San Francisco Giants

Starting pitcher edge: 10 points
Leo gives Cesar Perdomo a 10-point edge over Christian Scott, driven mainly by BB/9 (1.8 vs 4.0) and ERA (0.90 vs 3.81).
Bats are hot: +0.031 wOBA
San Francisco Giants 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 New York Mets

Late-inning bullpen advantage
San Francisco Giants relievers have a 6.67 ERA over the last 7 days; New York Mets relievers have a 6.26. If this is still close after six innings, that gap favors New York Mets.

Why it is not official

Own bullpen carries risk: 9.0/10
The San Francisco Giants bullpen comes in high risk. A lead after six innings is less safe than usual.

Why the setup score is what it is

Conviction: 6.98/10
Leo's win probability for San Francisco Giants (69.0%) is well clear of a coin flip -- this is a real, stated lean, not a guess.
Pitching plan: 36/40
Cesar Perdomo 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: 31.23/50
San Francisco Giants's recent offensive form clearly outpaces New York Mets's over the tracked windows.

Why the price is what it is

Team strength: 44.9%
Before any pitcher or bullpen adjustment, Leo's team-strength model alone makes San Francisco Giants 44.9% to win. Everything below moves the price from this starting point.
Pitcher score gap: 12 points
The pitcher-score gap favors San Francisco Giants by 12 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: -0.057
The bullpen-fatigue gap between the two pens nudges the price toward New York Mets. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 44.9% -> 69.0%
Team strength alone had San Francisco Giants at 44.9%. After the pitcher and bullpen terms, the price is 69.0% -- the same number shown as Model Lean above.
The verdict Worth monitoring, nothing more. The setup has pieces but does not add up to a bet at today's price.
Read the full model output

San Francisco Giants remains on the watchlist. Lab Rating 7.4/10: conviction 6.98, pitching plan 36, offense 31.23. Leo projects 69.0% against a 39.7% no-vig market number, a 29.3% model edge at +152. San Francisco Giants owns the starting pitcher edge by 12 points. Bullpen read: Adds caution. San Francisco Giants's pen efficiency: Struggling (2.7/10). Pitching plan: Cesar Perdomo 4.5 IP + remaining bullpen 4.5 IP. Bullpen fatigue, efficiency, and combined risk grade only the innings assigned to the bullpen. Lineup check: San Francisco Giants is swinging a hot bat (+0.071 OPS); New York Mets is near its season form (+0.012 OPS).

Final result

Giants 2, Mets 4

How the analysis held up

New York Mets won. Leo's model favored the other side.

Leo's two internal reads disagreed pregame by 39.2 points — the team-strength model favored San Francisco Giants, the run-projection model favored New York Mets. The run-projection model had the winner here.

Cesar Perdomo (San Francisco Giants), the starter Leo's pitcher score favored, actually outpitched Christian Scott: 6.0 IP, 0 ER (0.00 ERA) against 4.2 IP, 2 ER (3.86 ERA). The edge held up.

The San Francisco Giants bullpen was flagged as elevated risk pregame (High risk). In relief it actually allowed 4 earned runs over 2.0 innings (18.00 ERA) — the risk read showed up.

The New York Mets bullpen was flagged as elevated risk pregame (Tired). In relief it actually allowed 0 earned runs over 4.1 innings (0.00 ERA) — the risk read did not show up on the scoreboard tonight.

San Francisco Giants scored 2, 2.6 fewer than the 4.6 pregame projection.

Likely driver: the San Francisco Giants bullpen allowed 4 earned runs over 2.0 relief innings (18.00 ERA), which is exactly the risk flagged pregame, and the New York Mets bullpen quietly shut the game down (0.00 ERA over 4.1 innings).

Game information

MatchupSan Francisco Giants at New York Mets
DateSunday, September 6, 2026
First pitch1:40 PM ET
VenueCiti Field
Starting pitchersCesar Perdomo vs Christian Scott
WeatherGame-time forecast: 68°F, 1% precipitation chance, 4 mph wind from SE.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Cesar PerdomoGiants · LHP
vs
Christian ScottMets · RHP
MetricGiantsMets
Pitching planTraditional starterTraditional starter
Expected innings64⅔
ThrowsLR
Leo pitcher score (higher is better)7666
ERA (lower is better)0.903.81
WHIP (lower is better)0.801.29
K/9 (higher is better)7.210.9
K-BB% (higher is better)17.1%17.6%
K% (higher is better)22.9%27.8%
BB% (lower is better)5.7%10.2%
BB/9 (lower is better)1.84.0
HR/9 (lower is better)0.90.9
Ground-ball rate52.6%39.1%
Fly-ball rate47.4%60.9%

Pitcher edge: Leo gives Cesar Perdomo a 10-point edge over Christian Scott, driven mainly by BB/9 (1.8 vs 4.0) and ERA (0.90 vs 3.81).

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

Strikeout Projections Full strikeout projections →

Cesar Perdomo strikeouts
Not available Leo projected Ks
Market 3.5K · O -151 / U +120 · 4 books
Christian Scott strikeouts
6.5 Leo projected Ks
Official pick: OVER 5.5K · +1.0K difference
Market 5.5K · O -101 / U -115 · 4 books

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

Giants are 5-5 in their last 10 and averaging 5.6 runs per game over the last 15 days; Mets are 4-6 in their last 10 and averaging 4.4 runs per game over the last 15 days. Season run differential separates them by almost nothing (-0.52 against -0.34).

MetricGiantsMets
Last 105-54-6
Last 10 by venue (away team on the road, home team at home)3-7 on the road5-5 at home
OPS, last 15 days0.7890.708
wOBA, last 15 days (hot/cold read)0.3460.312
Runs per game, last 15 days5.64.4
K% last 15 days (lower is better)22.3%21.6%

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 daysGiantsMets
OPS0.690 (-0.025 vs szn)0.716 (+0.019 vs szn)
Runs per game4.28 (+0.088 vs szn)4.22 (+0.063 vs szn)
wOBA (model offense input)0.306 (-0.008 vs szn)0.316 (+0.008 vs szn)
K% (lower is better)23.6% (+2.2% vs szn)22.1%

Over the last 30 days the Mets have been the better offense, 0.316 wOBA to 0.306.

Season profile

Full Stats page →
MetricGiantsMets
Record59-8464-78
Run differential / game (team quality)-0.52-0.34
Runs scored / game (offense, season)4.194.17
Runs allowed / game (defense, season, lower better)4.714.50
Season OPS0.7180.696
K% season (lower is better)21.4%22.6%
OPS vs opposing hand (season)0.7350.699

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. Giants and Mets are highlighted.

Giants
Combined risk
9.0 High risk
Fatigue
7.8 Tired
Efficiency
2.7 Struggling
Mets
Combined risk
7.1 Tired
Fatigue
6.4 Tired
Efficiency
3.7 Below 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.

MetricGiantsMets
Fatigue7.8/10, Tired6.4/10, Tired
Efficiency2.7/10, Struggling3.7/10, Below average
Combined risk9.0/10, High risk7.1/10, Tired
Relief innings, last 7 days29.723.0
Back-to-back arms44
7-day ERA6.676.26
7-day WHIP1.821.35

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

Run total projection

Full Totals Projections →
Leo projection
9.1
Market total
3.5
Projected away runs
4.3
Projected home runs
4.2
Over price
-115
Under price
+102
San Francisco Giants team total
4.3 projected
Line 3.5 · O -104 / U -114
Over research lean (+0.8)
New York Mets team total
4.2 projected
Line 4.5 · O +116 / U -130
No team-total lean

The model projects 5.6 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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