Homeplate Metrics — NRFI/YRFI Prediction Engine

DASHBOARD GRID PITCHERS STAFF ENSEMBLE HISTORY ACCURACY INSIGHTS ODDS WEATHER RESOURCES PRICING

LIVE

Loading MLB Analytics...

MODEL VERSIONv3.2.1

ENSEMBLE7 MODELS

SEASON2026 MLB

DATASTATCAST

PRODUCT

Dashboard
Grid View
Accuracy
History
Resources

MODEL

How It Works
Methodology
Model Insights
Glossary

LEGAL

Terms of Service
Privacy Policy
Disclaimer

CONTACT

GitHub
Twitter
Email
Feedback

Homeplate Metrics is an analytics tool only — not a betting service. Gambling involves financial risk and can be addictive. 18+ only.Responsible Gambling ↗

© 2026 HomeplateMetrics. All rights reserved.

Next.js · Prisma · Neon · Tailwind CSS

← All Pitchers

01Player Snapshot

Player

RHP

SA

Spencer Arrighetti

RHP · Age 0

RHPAge 015 GS

First-Inning KPIs

2026 season

ERA (1st)

4.50

▼ 1st inning only

WHIP

1.330

K Rate

22.8%

NRFI Rate

62.2%

▼ 15 starts

02Quality of Stuff

Pitch Mix

Statcast

Curveball33%

Curveball76.633%

Four-Seam FB92.429%

Sweeper79.412%

Sinker92.111%

Changeup84.27%

Cutter87.56%

Slider82.21%

Strike Zone Whiff%

Statcast

Low

High

Whiff rate by zone location

Situational Profile

1st inning

03Situation & Trend

Rolling Trend

Last 5 starts

ERA (est.)K/9 (est.)

Game Log — 1st Inning

Last 5 starts

W

W

W

W

W

NRFIYRFINo DecisionShutout