L

Language Model Evaluation Harness

Open Source
Evaluation and Monitoring Updated Feb 15, 2026
Visit Official Site

Overview

Language Model Evaluation Harness is an AI agent in the Evaluation and Monitoring category. ![](https://img.shields.io/github/stars/EleutherAI/lm-evaluation-harness.svg?cacheSeconds=86400) - Language Model Evaluation Harness is a framework to test generative language models on a large number of different evaluation tasks.

Problem It Solves

This tool addresses challenges in the evaluation and monitoring domain.

Target Audience: Developers and teams working with evaluation and monitoring automation.

Inputs

  • • User configuration
  • • API credentials (if required)
  • • Task parameters

Outputs

  • • Automated task results
  • • Status reports
  • • Generated content or actions

Example Workflow

  1. 1 User configures the agent with required parameters
  2. 2 Agent receives input data or trigger
  3. 3 Agent processes the request using its core logic
  4. 4 Agent interacts with external services if needed
  5. 5 Results are returned to the user

Sample System Prompt 


              You are Language Model Evaluation Harness, an AI assistant. Help the user accomplish their task efficiently.

Tools & Technologies

LLM APIs Python

Alternatives

  • • AutoGPT
  • • LangChain Agents
  • • CrewAI

FAQs

Is this agent open-source?
Yes
Can this agent be self-hosted?
Yes
What skill level is required?
Intermediate