evaluating-llms-harness

Evaluate LLMs across 60+ benchmarks using lm-evaluation-harness.

Updated Mar 16, 2026
One-click install
npx skills add https://github.com/arsity/scholar-tools --skill evaluating-llms-harness-arsity
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: evaluating-llms-harness
Source: https://github.com/arsity/scholar-tools/tree/main/vendor/ai-research-skills/11-evaluation/lm-evaluation-harness
Command: npx skills add https://github.com/arsity/scholar-tools --skill evaluating-llms-harness-arsity

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This skill provides a standardized, reproducible framework to benchmark language models across 60+ academic tasks using the lm-evaluation-harness, enabling direct comparisons and progress tracking.

Core Features & Use Cases

  • Standardized benchmarking across MMLU, GSM8K, HumanEval, TruthfulQA, HellaSwag, ARC, and more.
  • Supports multiple backends (HuggingFace, vLLM, local OpenAI-compatible APIs) and model sources for end-to-end evaluation.
  • Use case: a research team measuring improvements from a new model release and generating a comparable results report.

Quick Start

Choose a model and a task set to start an evaluation and view aggregated results

Frequently Asked Questions about evaluating-llms-harness

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I benchmark LLMs across multiple academic tasks like MMLU and GSM8K?▼

You can benchmark LLMs across 60+ academic tasks like MMLU and GSM8K using the lm-evaluation-harness framework, which provides standardized evaluation and aggregated results for direct model comparison.

Can I use vLLM or local OpenAI-compatible APIs as a backend for model evaluation?▼

Yes, model evaluation supports multiple backends including HuggingFace, vLLM, and local OpenAI-compatible APIs, allowing you to run benchmarks using your preferred inference environment.

What is the best way to compare multiple language models and track progress?▼

The best way to compare multiple language models and track progress is using a standardized, reproducible benchmarking framework that evaluates model quality across diverse tasks and generates comparable results reports.

Do I need a Python environment with lm-evaluation-harness installed to reproduce academic results?▼

Yes, reproducing academic results requires a Python environment with the lm-evaluation-harness framework installed, along with relevant backends and optional API configurations for end-to-end evaluation.

Does this framework support evaluating models on HumanEval and TruthfulQA?▼

Yes, the framework supports evaluating models on HumanEval, TruthfulQA, HellaSwag, ARC, and over 50 other benchmarks to comprehensively measure model quality and task performance.

Why use a standardized benchmarking framework instead of custom evaluation scripts?▼

Using a standardized benchmarking framework ensures reproducibility and direct comparisons across 60+ tasks, eliminating the inconsistencies and potential errors inherent in custom evaluation scripts.