Pricing · 2026
LangChain pricing
4 plans on the record · a free plan
Every plan
Developer (LangSmith)
Free
$0 / seat per month; usage billed pay as you go.
1 seat · Up to 5k base traces / mo, then pay-as-you-go · Community support
Read 4 Oct 2026 · langchain.com
LangChain framework
Free
Free to use; MIT-licensed open-source library.
Open-source framework
Read 4 Oct 2026 · langchain.com
Plus (LangSmith)
$39 usage-based
$39 / seat per month; usage billed pay as you go.
Up to 10k base traces / mo, then pay-as-you-go · Add unlimited seats · 1 free Serverless (Small) deployment included
Read 4 Oct 2026 · langchain.com
Enterprise (LangSmith)
Priced on request
Custom pricing; Enterprise plans are invoiced annually upfront.
Self-hosted and hybrid deployment options · Custom SSO, ABAC, and RBAC · Support SLA · Custom seats and workspaces
Read 4 Oct 2026 · langchain.com