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ChatGPT & LLM AI Engineering Guide• 6 min read
LLM Evaluation, Benchmarking & Red Teaming
Systematically measure accuracy, groundedness, and hallucination rates using LLM-as-a-Judge and golden test sets.
The Modern LLM Evaluation Stack
Unit testing probabilistic language models requires automated evaluation pipelines:
Groundedness: Does the response cite only facts present in the retrieved context?
Answer Relevance: Does the answer directly address the user's prompt without tangential fluff?
LLM-as-a-Judge: Using a larger frontier model (e.g. GPT-4) with strict rubric prompts to grade smaller model outputs.
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Test Yourself With Exercise
In RAG evaluation, what metric measures whether every claim in the response is supported by the retrieved context?