Developer (LangSmith)
Free
1 seat · Up to 5k base traces / mo, then pay-as-you-go · Community support
Checked 4 Oct 2026
Plans and prices
LangChain pricing
LangChain framework
Free
Open-source framework
Checked 4 Oct 2026
Plus (LangSmith)
$39 a month
Up to 10k base traces / mo, then pay-as-you-go · Add unlimited seats · 1 free Serverless (Small) deployment included
Checked 4 Oct 2026
Enterprise (LangSmith)
Priced on request
Self-hosted and hybrid deployment options · Custom SSO, ABAC, and RBAC · Support SLA · Custom seats and workspaces
Checked 4 Oct 2026