SAGE

Global feature importance calculation using Shapley values.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is SAGE?

SAGE is a tool for calculating global feature importance using Shapley values, providing insights into the impact of features on model predictions. It's essential for understanding and explaining complex models in machine learning projects.

Key differentiator

SAGE stands out by offering a robust method for calculating global feature importance using Shapley values, which provides a deeper level of insight into the impact of features on model predictions compared to other methods.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Calculates global feature importance using Shapley values.medium

Provides insights into the impact of features on model predictions.medium

Open-source and MIT licensed.medium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited language support beyond Pythonhigh

Primary development and documentation focus on Python, with minimal official support for other languages

Performance issues with large datasetsmedium

Calculating Shapley values can be computationally expensive and slow for high-dimensional data

Fit analysis

Who is it for?

✓ Best for

Teams working on interpretable machine learning who need global feature importance calculations.

Projects requiring detailed explanations of model behavior and feature impact.

✕ Not a fit for

Real-time applications where quick computation is critical, as Shapley value calculation can be computationally expensive.

Applications that do not require a deep understanding of feature importance or model interpretability.

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with SAGE

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →