evaluating-llms-harness

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

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/objval/hermes-agent --skill evaluating-llms-harness-objval
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: evaluating-llms-harness
Source: https://github.com/objval/hermes-agent/tree/main/skills/mlops/evaluation/lm-evaluation-harness
Command: npx skills add https://github.com/objval/hermes-agent --skill evaluating-llms-harness-objval

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Benchmarking LLMs across 60+ academic benchmarks reduces the time and guesswork needed to assess model quality, track progress, and publish reproducible results.

Core Features & Use Cases

  • Standardized evaluation across 60+ tasks (MMLU, HumanEval, GSM8K, TruthfulQA, HellaSwag, etc.)
  • Multi-backend support for HuggingFace, vLLM, and API-based models
  • Reproducible reporting and model comparisons aligned with open standards

Quick Start

Install lm-evaluation-harness and run an evaluation against your models using the built-in task list.

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 academic tasks like MMLU and HumanEval?

You can evaluate LLMs across 60+ academic benchmarks using a standardized harness that configures metrics, discovers tasks via frontmatter metadata, and generates reproducible results for model comparisons.

Can I evaluate API-based models and local HuggingFace deployments in the same run?

Yes, you can evaluate API-based models alongside HuggingFace and vLLM deployments because the evaluation harness provides multi-backend support to standardize reporting across these different environments.

What is the best way to ensure reproducible LLM evaluation results?

The best way to ensure reproducible LLM evaluation results is to use an open-standard task library that relies on frontmatter metadata to discover tasks, configure metrics, and standardize reporting across runs.

Does benchmarking LLMs with lm-evaluation-harness support TruthfulQA and GSM8K?

Yes, benchmarking LLMs with lm-evaluation-harness supports TruthfulQA and GSM8K, as the harness evaluates model quality across 60+ standardized academic tasks to track progress and generate reproducible reports.

Why do I need frontmatter metadata to discover LLM benchmarking tasks?

You need frontmatter metadata to discover LLM benchmarking tasks because the evaluation harness relies on it to automatically identify tasks, configure metrics, and generate standardized, reproducible results across different model backends.

What are the limitations of using academic benchmarks for LLM evaluation?

Academic benchmarks for LLM evaluation track standardized progress across 60+ tasks, but may not capture real-world deployment nuances or domain-specific performance outside the configured HuggingFace, vLLM, and API-based testing environments.