LangSmith vs Humanloop
Ai Observability pricing comparison · 2026
LangSmith pricing ranges from $0–$500/seat/month + per trace, while Humanloop ranges from $0–$0/custom. Humanloop is typically 100% more affordable, though your actual cost depends on tier and team size.
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LangSmith and Humanloop both operate in the ai observability category. This page compares their published pricing.
Plan-by-Plan Pricing
| Plan | LangSmith | Humanloop |
|---|---|---|
| Developer | Free /seat/month | Free /month |
| Plus | $39 /seat/month | Custom |
| Enterprise | Custom | — |