Patronus AI vs Ragas

Side-by-side from the Top 11 ranking of The 11 Best LLM Evaluation Platforms (2026). Last verified May 31, 2026.

The short answer

Patronus AI ranks higher on Top 11 (#8 vs #11) for ML engineers and AI product teams measuring model quality. A specialized platform for automated red teaming and finding LLM vulnerabilities before they hit production.

At a glance

Patronus AIRagas
Top 11 rank#8 / The 11 Best LLM Evaluation Platforms (2026)#11 / The 11 Best LLM Evaluation Platforms (2026)
Score (out of 9.4)7.87.1
Best forAutomated LLM red teamingOpen-source RAG evaluation
Pricing$$$ (Custom Pricing)$ (Free)
HQNew York, USADistributed (Open Source)
Founded20232023

Patronus AI

A specialized platform for automated red teaming and finding LLM vulnerabilities before they hit production.

www.patronus.ai/

See full entry in The 11 Best LLM Evaluation Platforms (2026)

Ragas

The leading open-source framework for RAG evaluation, offering powerful metrics for teams building their own infrastructure.

docs.ragas.io/

See full entry in The 11 Best LLM Evaluation Platforms (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.