LangChain LangGraph Platform / LangSmith
Direct answer
What does LangGraph Platform cost in seats, compute units and uptime?
Plus seat at $39, plus per-LCU compute at $1.50, plus production uptime at $0.0036 per minute. The seat is the easy line; LCU and uptime are the bill.
Best for
Engineering teams running LangGraph agents in production who want managed deployment plus LangSmith tracing.
Tier table
Each row is a published plan. Quote-only tiers are flagged; we do not infer the price.
| Plan | Monthly | Unit | Includes |
|---|---|---|---|
| Developer | $0 | per month | Free seat, up to 5,000 traces per month then pay-as-you-go, 50 fleet runs. |
| Plus | $39 | per month | $39 per seat per month, 10,000 base traces, 500 fleet runs, 1 free dev deployment. |
| Enterprise | Quote only | per month | Quote only, contact vendor. Custom traces, fleet runs, deployment terms. |
| Verified 2026-06-19. Source: www.langchain.com | |||
Hidden costs
LangGraph Platform Engine bills $1.50 per LangChain Compute Unit (LCU), which adds up quickly for tool-heavy graphs.
Production deployment uptime bills at $0.0036 per minute, roughly $155 per month per always-on deployment, before any compute.
Sandboxes are billed separately at $0.0576 per vCPU-hour, $0.0185 per GiB-hour memory, and $0.000123 per GiB-hour storage.
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→Related vertical context
Same vendor-neutral discipline applied to adjacent buyer questions in this category.
Verification
Source URL: https://www.langchain.com/pricing