Jury

Evaluate NLP model outputs with automated text-to-text metrics.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is Jury?

Jury is an easy-to-use tool for evaluating Natural Language Generation (NLG) models, providing various automated text-to-text metrics to assess the quality of generated texts. It simplifies the process of measuring and comparing NLG model performance.

Key differentiator

Jury stands out as an open-source, Python-based tool specifically tailored for evaluating NLG models using automated text-to-text metrics, offering easy integration and community-driven support.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Automated text-to-text metrics for NLG evaluationmedium

Easy integration into existing NLP pipelinesmedium

Comprehensive set of evaluation metricsmedium

Community-driven and open-source developmentmedium

↓ 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 Englishhigh

Documentation and examples focus on English, with no clear support for other languages

Performance issues with large datasetsmedium

Evaluation of NLG models on large text corpora can lead to significant slowdowns or memory errors

Fit analysis

Who is it for?

✓ Best for

Research teams needing a comprehensive set of evaluation metrics for NLG models

Developers integrating automated text-to-text metrics into their NLP pipelines

Data scientists who require easy integration and community support

✕ Not a fit for

Projects requiring real-time performance evaluation (Jury is designed for batch processing)

Teams looking for a cloud-based service with managed backend operations

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 Jury

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

View Setup Guide →