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LangSmith pricing

Freemium#6 of 26 in LLM Observability ToolsPrompting ToolLlm MonitoringPrompt Engineering Tools+3 more

LangSmith costs from $39/seat/mo on its cheapest paid plan; 3 plans in all, as listed on langchain.com — prices checked 20 Sep 2026.

8.9/10Editor score
Visit LangSmith
LangSmith8.9 Visit LangSmith

LangSmith pricing at a glance

Plans Free planFreemium A usable free plan; paid tiers unlock the limits below. Prices checked 20 Sep 2026.
See plans on langchain.com

LangSmith plans & pricing

PlanPriceKey limits
DeveloperFree Seats billed monthly
  • 1 seat
  • 5k base traces per month
Plus$39/seat/mo Seats billed monthly
  • 10k base traces per month
  • Unlimited seats
  • 1 free Serverless Small deployment
EnterpriseNot checked yet
  • Custom pricing
  • Self-hosted and hybrid deployment options
  • Custom SSO, ABAC, and RBAC
  • Support SLA

Prices as published by the vendor on langchain.com, checked 20 Sep 2026; taxes and regional pricing may differ. We do not change a plan's price or its limits — this table is what the vendor's own pricing page said on that date.

What the price includes

  • Built for
    Solo, Small business, Mid-market, Enterprise
  • Integrations
    7 integrations: LangChain, LangGraph, OpenAI, Anthropic, Google Gemini, AWS Bedrock …
  • Free plan
    Yes
  • Paid from
    $39/seat/mo
  • LLM tracing
    Yes

Our full LangSmith verdict, fact sheet and score →

Prices checked by iTechGuides Editors · Editorial team · Updated Oct 2026

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