Comparison

Galileo vs LM Evaluation Harness

No clear leader: LM Evaluation Harness (48.2) and Galileo (47.4) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Galileo47
LM Evaluation Harness48
Score
vioscaleAI score
Galileo47 / 100low · 7%
LM Evaluation Harness48 / 100low · 35%
Pricing
Free tier
Galileo–
LM Evaluation Harness✓
Model
Galileo–
LM Evaluation Harnessopen_source
Price level
Galileo–
LM Evaluation Harnessfree
Transparent
Galileo–
LM Evaluation Harness✓
Integrations
Count
Galileo1
LM Evaluation Harness5
Security
Scorecard
Galileo–
LM Evaluation Harness5.5
Trust center
Galileo–
LM Evaluation Harnesshttps://github.com/security
Adoption
Dependent repos
Galileo–
LM Evaluation Harness252
Github stars
Galileo–
LM Evaluation Harness14,221
Activity
Commits last 30d
Galileo–
LM Evaluation Harness57
Release
Cadence days
Galileo–
LM Evaluation Harness72
History
Galileo–
LM Evaluation Harness19 items
License
Spdx
Galileo–
LM Evaluation HarnessMIT
Language
Primary
Galileo–
LM Evaluation HarnessPython
Content
Faq
Galileo–
LM Evaluation Harness6 items

Capabilities

Feature-by-feature on the axes that matter for ai evals testing. “-” means undocumented, not absent.

Capabilities
Architecture model
GalileoManaged enterprise saas
LM Evaluation HarnessOpen source CLI
LLM as a judge prompt grading framework
Galileo✓
LM Evaluation Harness-
Specialized rag metrics faithfulness context relevance
Galileo-
LM Evaluation Harness-
Deterministic regex and json schema assertions
Galileo-
LM Evaluation Harness-
Synthetic test dataset generation from documents
Galileo✓
LM Evaluation Harness-
Ci cd github actions pipeline blocking gates
Galileo✓
LM Evaluation Harness-
Red teaming and adversarial vulnerability scanning
Galileo-
LM Evaluation Harness-
Multi model side by side ab regression testing
Galileo-
LM Evaluation Harness✓
Human in the loop hitl annotation UI
Galileo✓
LM Evaluation Harness-
Dashboard analytics for metric drift over time
Galileo✓
LM Evaluation Harness-
SOC2 type ii
Galileo-
LM Evaluation Harness-
Mit or apache permissive oss license
Galileo-
LM Evaluation Harness-
Pricing model
Galileo-
LM Evaluation HarnessFree open source

What each one is

The product in its own terms, so the numbers below have context.

Galileo

A platform for building and evaluating AI systems that synthesizes test datasets from multiple sources, compresses expensive LLM evaluators into efficient models, and provides production monitoring with real-time observability.

Independently observed

LM Evaluation Harness

A framework for conducting few-shot evaluation of language models against various tasks and benchmarks. Supports multiple model backends, custom evaluation metrics, and extensible task definitions for assessing model capabilities and performance.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Galileo

Pricing not documented yet.

LM Evaluation Harness

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
macOS
Galileo–
LM Evaluation Harness✓
Windows
Galileo–
LM Evaluation Harness✓
Linux
Galileo–
LM Evaluation Harness✓
CLI
Galileo–
LM Evaluation Harness✓
Deployment
Self-hosted
Galileo–
LM Evaluation Harness✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Galileo

1 total
  • NVIDIA NeMo
Independently observed

LM Evaluation Harness

5 total
  • Hugging Face
  • PyTorch
  • VLLM
  • GitHub
  • OpenAI-compliant APIs
Independently observed
Still deciding?

Galileo or LM Evaluation Harness: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.