LangSmith
LLM application observability and evaluation platform for debugging, testing, and monitoring AI applications in production.
Features
- End-to-end LLM application tracing and debugging
- Prompt evaluation and regression testing
- Production monitoring with alerting
- Dataset management for testing and fine-tuning
- Works with any LLM framework (not just LangChain)
What is LangSmith? LangSmith is an observability and evaluation platform for LLM applications, built by the LangChain team. It provides tools for tracing LLM calls, debugging chains and agents, evaluating prompt performance, and monitoring production applications. While it integrates deeply with LangChain, LangSmith works with any LLM framework or direct API calls. It is widely used by teams building production AI applications who need visibility into their LLM pipelines.
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