Humanloop vs Ragas
Side-by-side from the Top 11 rankings of Vellum vs Humanloop vs PromptLayer: 11 Best Prompt Engineering & Prompt Management Tools 2026 and Galileo vs LangSmith vs Arize AI: 11 Best LLM Evaluation Platforms 2026. Last verified May 31, 2026.
The short answer
Humanloop ranks higher on Top 11 (#2 vs #11) for AI engineers managing and versioning production prompts / ML engineers and AI product teams measuring model quality. Unmatched for model evaluation and integrating human feedback loops.
At a glance
| Humanloop | Ragas | |
|---|---|---|
| Top 11 rank | #2 / Vellum vs Humanloop vs PromptLayer: 11 Best Prompt Engineering & Prompt Management Tools 2026 | #11 / Galileo vs LangSmith vs Arize AI: 11 Best LLM Evaluation Platforms 2026 |
| Score (out of 9.4) | 9.1 | — |
| Best for | Evaluation and human feedback | Open-source RAG evaluation |
| Pricing | $$$ ($200 to $2,000+/mo) | $ (Free) |
| HQ | London, UK | Distributed (Open Source) |
| Founded | 2020 | 2023 |
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 Galileo vs LangSmith vs Arize AI: 11 Best LLM Evaluation Platforms 2026
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.