Pricing
LangChain pricing context
Human-reviewed pricing summary paired with DevTune’s public AI search visibility benchmark.
Reviewed pricing summary
- LangSmith is offered on three tiers.
- Developer: free, 1 seat, 5k base traces/month, community support, 1 Fleet agent, 50 Fleet runs/month.
- Plus: $39/seat/month, 10k base traces/month, 1 free dev-sized agent deployment, email support, unlimited Fleet agents, 500 Fleet runs/month (additional at $0.05/run), up to 3 workspaces.
- Pay-as-you-go trace overages are $2.50/1k (base, 14-day retention) or $5.00/1k (extended, 400-day retention).
- Deployment run costs $0.005/run plus uptime at $0.0007/min (dev) or $0.0036/min (production).
- Enterprise: custom pricing, supports cloud, hybrid, and self-hosted (data stays in customer VPC), custom SSO/RBAC, SLA, and architectural guidance.
- A startup program offers discounted rates for VC-backed early-stage companies.
- Open-source frameworks (LangChain, LangGraph, Deep Agents) are MIT-licensed and free.
Benchmark context
#2
of 13 in AI/ML Infrastructure & LLM Tools
9.6%
AI search visibility
Sources and verification
Pricing changes often. Treat this page as evaluation context and verify contract terms, usage limits, and add-ons against the vendor’s current materials before making a buying decision.