langfuse/langfuse
🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
TypeScript34K stars3.8K forks+149 today
Topics
#analytics#llm#llmops#large-language-models#openai#self-hosted#ycombinator#monitoring#observability#open-source#langchain#llama-index#evaluation#prompt-engineering#prompt-management#playground#llm-evaluation#llm-observability#autogen
What it does
Langfuse is an open-source platform designed for developing, monitoring, and evaluating AI applications. It offers features like LLM observability, metrics, evaluations, prompt management, and integrates with various SDKs and databases.
Star history
Tracking
- Last trending
- 2026-04-25
Creator kit
Hook
🚀 Dive into the future of AI development with Langfuse - an open-source platform for LLM observability, metrics & more. #AIobservability #Langchain
Content angles
- A deep dive into how Langfuse enhances LLM observability and debugging
- Comparing Langfuse's features to other similar tools in the market
- How to set up Langfuse for self-hosted AI application monitoring
Who should care
AI developers, data scientists, DevOps engineers interested in LLM development and monitoring