Best LangSmith Alternatives
63 dev tools you can use instead of LangSmith. Ranked by popularity, tag overlap, and live GitHub signals.
observabilitytracingevaluationlangchainllm-ops
L
LangSmith
ReferenceObservability, tracing, and evaluation platform for LLM applications
895today84
Top Alternatives to LangSmith
J
JetBrains AI Toolkit
In-IDE LLM tracing and evaluation for JetBrains developers
Commercialpaid
JetBrains
3 shared tags
H
Helicone
Open-source LLM observability proxy with one-line integration
OSSfreemium
Helicone
5.7K4d ago97
2 shared tags
C
CUA-Suite
Large-scale human-annotated video dataset for training computer-use agents
OSSFree
Research Team
2 shared tags
M
MCP-in-SoS
Security risk assessment framework for evaluating open-source MCP server implementations
OSSFree
Research
2 shared tags
S
SpecOps
Automated testing framework for GUI-based AI agents in real-world environments
OSSFree
Research
2 shared tags