DeepEval vs Langfuse

DeepEval

6.3 #6 in AI LLM Evaluation Tools

About DeepEval

Langfuse

6.3 #12 in AI Agent Observability Tools

About Langfuse
DeepEvalLangfuse
Free planYesYes
Free trialNoNo
Paid fromFree$29/mo
Open sourceNoNo
PlatformsLinux, macOS, self-hosted, Windowsapi, self-hosted, Web
Free planYesYes
Safety evaluationsYes—
Paid from—29 /mo

Both are listed in Best AI LLM Evaluation Tools. On Samsung Mobile US Press, DeepEval scores higher on our published basis.