Open Source
LLM Engineering Platform

Traces, evals, prompt management and metrics to debug and improve your LLM application.
Introducing Langfuse 2.0

Teams building complex LLM apps rely on Langfuse

PostHogSamsaraCirclebackKhan AcademyPigmentFortoJuiceboxTwilio

SDK installs / month

GitHub stars

Docker pulls

Enterprise Security

Langfuse is built with security in mind. Langfuse Cloud is SOC 2 Type II and ISO 27001 certified and GDPR compliant.

ISO 27001SOC 2GDPR