Overview
LLM observability and evaluation platform from LangChain for monitoring, debugging, and testing LLM applications and agents.
Details
LangSmith is the LLM observability and evaluation platform from LangChain, providing monitoring, debugging, prompt management, and evaluation for LLM applications and agents. LangSmith works with any LLM application (not just LangChain-built ones) and is widely adopted as foundational observability for production AI. LangSmith is one of the most-used LLM observability platforms.