Langfuse
About Langfuse
Langfuse provides an open source LLM engineering platform focused on observability for AI applications. It offers tracing, evals, prompt management, and metrics to debug and improve LLM-powered systems, with integrations across Langchain, LlamaIndex, OpenAI, and other providers. The company operates internationally, with roots in Germany (Langfuse GmbH) and a presence in Berlin and the San Francisco area through its teams. The platform emphasizes end-to-end visibility for AI workflows, including human annotation, datasets, and playground features for testing and iteration.
Recent News
Embracing Uncertainty with AI Agents: Vulnerability Assessment Using Pydantic AI
ZAST.AI Raises $6M Pre-A to Scale "Zero False Positive" AI-Powered Code Security
Launch HN: Cekura (YC F24) – Testing and Monitoring for Voice and Chat AI Agents
Langfuse (YC W23) Is Hiring in Berlin, Germany
Understanding the Layers of AI Observability in the Age of LLMs