These tools competes with

InspectvsDeepEval

Open-source LLM evaluation framework by the UK AI Safety Institute versus LLM evaluation framework — 14+ metrics

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Choose Inspect when…

  • running capability and safety evaluations on LLMs
  • building custom benchmarks for model comparison
  • need government-backed evaluation methodology

Choose DeepEval when…

  • You want a pytest-style framework for LLM testing
  • Unit-test-like evals for LLM outputs fit your workflow
  • You need RAG-specific metrics like faithfulness and relevancy

Side-by-side comparison

Field
Inspect
DeepEval
Category
Prompt & Eval
Prompt & Eval
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Open Source: Free
GitHub Stars
1,800
5,500
Health
75 Active
80 Active

Inspect

Inspect is an open-source framework for building LLM evaluations, developed by the UK AI Safety Institute. It provides task composition, built-in datasets, scorers, and solvers for systematic benchmarking of LLM capabilities, safety, and alignment properties.

DeepEval

Open-source evaluation framework with 14+ metrics including faithfulness, relevancy, and hallucination detection. Integrates with CI/CD.

Only Inspect (1)

DeepEval

Only DeepEval (7)

LangfuseRAGASPromptFooOpenAI APITruLensInspectGalileo

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