LangSmith
LLM observability and evaluation platform
About LangSmith
LangSmith by LangChain provides observability, testing, and evaluation tools for LLM applications. It helps developers debug, monitor, and improve their AI applications with tracing and dataset management.
Key Features
Pros
- Essential for LLM development
- Strong LangChain integration
- Good free tier
- Comprehensive tracing
Cons
- Best with LangChain ecosystem
- Complex for beginners
- UI can be overwhelming
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