Open source alternatives to LangSmith
LangSmith is LangChain's hosted tool for tracing and evaluating LLM applications.
2 projects
- langfusev4.80.0langfuse/langfuse
🪢 Open source AI engineering platform: AI Gateway, agent observability, evals, and prompt/skill management, built on OpenTelemetry. One open platform for every AI call and every agent. Self-host or use Langfuse Cloud.
37.4k starsOtherTypeScriptDockerReleased 2 days ago - phoenixarize-phoenix-v21.1.0Arize-ai/phoenix
AI Observability & Evaluation
12.3k starsOtherPythonReleased 2 days ago