AI engineering glossary · Evals guardrails AI security

What is lm-evaluation-harness?

lm-evaluation-harness: An open-source framework from EleutherAI for evaluating language models on many standard benchmark tasks with a common interface. It is widely used to reproduce published results and to compare open models under identical prompts and settings, since small formatting differences can change scores.

Level: intermediateTopic: Evals guardrails AI security

lm-evaluation-harness: an example

A researcher runs the harness on a fine-tuned 7B model against several benchmark tasks and compares the table with the base model.

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Where you learn it

lm-evaluation-harness is part of the AI Engineering Program, which teaches it with notes, a hands-on lab and an exam. The first lesson is free.

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