LangSmith
LangChain's tracing, monitoring and evaluation platform for agents.
freemium · starts at $39/seat/mo (Plus)
- Pricing model
- freemium
- Starts at
- $39/seat/mo (Plus)
- Last verified
- Oct 15, 2026
Tier lists
Where LangSmith is ranked, and why. Every placement is provisional.
Most established agent tracing/eval platform; framework-agnostic.
provisional
Related tools
Other tools on the same provisional lists.