Tools / LangSmith

LangSmith

AI Observability · Evaluated by Moneda AI

Teams building on LangChain who need tracing and evals

CategoryAI Observability

FromDeveloper: $0/seat, 1 seat, 5,000 base traces/month, then 0.005 LSU per extra base trace (1 LSU = $1)checked 2026-10-10

Best forTeams building on LangChain who need tracing and evals

Wins1 of 3

What it’s for

Developer: $0/seat, 1 seat, 5,000 base traces/month, then 0.005 LSU per extra base trace (1 LSU = $1)checked 2026-10-10 · langchain.com
Plus: $39/seat/month, 10,000 base traces included, then 0.005 LSU per extra base tracechecked 2026-10-10 · langchain.com
Extended retention upgrade: 0.0025 LSU per trace. Base traces kept 14 days, extended traces 180 dayschecked 2026-10-10 · langchain.com
Enterprise: custom. Cloud, hybrid, or self-hostedchecked 2026-10-10 · langchain.com

Sourced entity notes for buyers who need more than a feature list. Claims link to vendor docs — re-check before regulated or privileged use.

Deploymentcloud · self-host · hybrid

Training on customer data: No, customer data is not used for training models.Sourcechecked 29 Aug 2026
Retention: Configurable data retention policies available; default retention tiers based on plan.Sourcechecked 29 Aug 2026
Residency: EU data residency available.Sourcechecked 29 Aug 2026

Certifications / controlsGDPR compliant · ISO (via GCP Assured Workloads) · HIPAA (via GCP Assured Workloads)checked 29 Aug 2026

Requires a low-code or no-code solution for LLM application development.
Lacks a solid understanding of LLM tools and DevOps processes.
Needs pre-built tests, drift detection, or runtime guardrails natively within the platform.

LangSmith is evaluated on Moneda for buyer-job fit — not as a universal star ranking across unrelated categories.