LangSmith vs OpenCompass

LangSmith

7.0 #23 in AI Agent Platforms

About LangSmith

OpenCompass

6.6 #22 in AI LLM Evaluation Tools

About OpenCompass
LangSmithOpenCompass
Free planYesNo
Free trialNoNo
Paid from$39/mo—
Open sourceNoNo
Platformsapi, self-hosted, Webapi, Linux, self-hosted, Windows
Free planYes—
Evaluation methods—objective; subjective; discriminative; generative; LLM-as-a-judge
Model support—Hugging Face models; API-based models; custom models; OpenAI; Anthropic; Gemini; Qwen; GLM; DeepSeek
Safety evaluations—Yes
Deployment—self-hosted

Both are listed in Best AI LLM Evaluation Tools. On The Geeks Club, LangSmith scores higher on our published basis.