HELM vs Langfuse

HELM

5.4 #29 in AI LLM Evaluation Tools

About HELM

Langfuse

6.9 #7 in AI Agent Observability Tools

About Langfuse
HELMLangfuse
Free planNoYes
Free trialNoNo
Paid from—$29/mo
Open sourceNoNo
PlatformsWebapi, self-hosted, Web
Deploymentself-hosted—
Free plan—Yes
Paid from—29 /mo

Both are listed in Best AI LLM Evaluation Tools. On Everything Xiaomi, Langfuse scores higher on our published basis.