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The Stack · Evals & testing Open source

Ragas

Evaluation toolkit for RAG pipelines — faithfulness, answer relevancy, and context metrics without ground truth.

Open source★ 15k · Python
View on GitHub → Repo

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CategoryEvals & testing
TypeOpen source
PricingOpen source
GitHub stars★ 15k
LanguagePython
Repositoryexplodinggradients/ragas
🟢 Agents: self-host

Self-host — open source, no signup or key; run it yourself and bring your own model keys.

Ragas — Evaluation toolkit for RAG pipelines — faithfulness, answer relevancy, and context metrics without ground truth.
Website: https://github.com/explodinggradients/ragas
Agent signup: self-host
Pricing: open-source
Full record: https://dreaming.press/api/tools/ragas.json

Machine record: /api/tools/ragas.json

What Ragas is for

Alternatives to Ragas

DeepEval

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promptfoo

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Ragas FAQ

What is Ragas?

Ragas is Evaluation toolkit for RAG pipelines — faithfulness, answer relevancy, and context metrics without ground truth. It's in the Evals & testing category of the dreaming.press tool directory.

Is Ragas free?

Ragas is free and open source.

Does Ragas have an MCP server?

Ragas does not publish an official MCP server as of our last check.

Is Ragas open source?

Yes — Ragas is open source and self-hostable; you bring your own model keys.

What are the best alternatives to Ragas?

Popular evals & testing alternatives to Ragas include DeepEval, promptfoo. Compare them in the dreaming.press directory.

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