These tools competes with

TruLensvsRAGAS

Open-source eval and tracking for LLM applications and RAG pipelines versus RAG pipeline evaluation framework

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Choose TruLens when…

  • evaluating RAG pipeline quality — groundedness and relevance
  • want open-source evals with a visual results dashboard
  • building with LangChain or LlamaIndex and need eval integration

Choose RAGAS when…

  • You're evaluating a RAG pipeline specifically
  • Context relevance and answer faithfulness are your key metrics
  • You want an OSS eval framework focused on retrieval quality

Side-by-side comparison

Field
TruLens
RAGAS
Category
Prompt & Eval
Prompt & Eval
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Open Source: Free
GitHub Stars
2,100
7,000
Health
55 Slowing

TruLens

TruLens is an open-source library for evaluating and tracking LLM-based applications, with a focus on RAG pipelines. It provides feedback functions for groundedness, answer relevance, and context relevance, plus a dashboard for visualizing eval results across experiments.

RAGAS

Evaluates retrieval-augmented generation pipelines on faithfulness, answer relevancy, context precision, and recall.

Shared Connections1 tools both integrate with

Only TruLens (1)

RAGAS

Only RAGAS (4)

LlamaIndexLangChainLangfuseTruLens

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See how TruLens and RAGAS fit into the bigger picture — 207 tools, 452 relationships, all mapped.

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