LangSmith MCP Pricing 2026
Plans, hidden costs, and alternatives compared
Cite this data: Toolradar, LangSmith MCP pricing verified Oct 2026, toolradar.com/tools/langsmith-mcp/pricing
LangSmith MCP starts at $39/seat/month on the Plus plan.
Verified Oct 2026 from the official pricing page.
Is LangSmith MCP worth the price?
The Developer free tier is generous for small projects, offering 5k traces and some Fleet/Sandbox usage at no cost.
Enterprise custom pricing likely suits large organizations with specific needs. Best for developers and teams building LLM applications.
Pricing Plans
Developer
$0 / seat per month
- Up to 5k base traces / mo
- 1 seat
- Community support
- Includes 5 LCU of Fleet usage / mo
- Includes 5 LCU & 1 LSU of Sandbox usage / mo (limited to 10 sandboxes)
Plus
$39 / seat per month
- Up to 10k base traces / mo
- Add unlimited seats at $39/seat/month
- Email support
- 1 free Serverless (Small) deployment included
- Includes 25 LCU of Fleet usage / mo
- Includes 5 LCU & 1 LSU of Sandbox usage / mo
- Access to Engine (metered in LCUs)
Enterprise
Custom pricing
- Custom trace volume
- Self-hosted or hybrid deployment options
- Custom SSO and Role-Based Access Control
- Support SLA
- Custom seats and workspaces
- Annual invoicing
Hidden Costs & Gotchas
Overage charges for traces beyond tier limits
Additional seats at $39/seat/month
How LangSmith MCP compares
3 of 5 direct competitors offer a free plan.
| Tool | Starting price | Free plan |
|---|---|---|
| LangSmith MCP | $39/seat/month | Yes |
| AgentOps | No public price | No |
| Devin | $20/month, billing unit not specified | No |
| CrewAI | $25/month, billing unit not specified | Yes |
| Tracetest | Contact sales | Yes |
| Sentry MCP | Free | Yes |
LangSmith MCP Pricing FAQ
How much does LangSmith MCP cost?
LangSmith MCP starts at $39/seat/month on the Plus plan. A free plan is also available.
Does LangSmith MCP have a free plan?
Yes. LangSmith MCP offers a free plan called "Developer". It includes: Up to 5k base traces / mo, 1 seat, Community support.
What are alternatives to LangSmith MCP?
Alternatives to LangSmith MCP include AgentOps, Devin, CrewAI, Tracetest. Sentry MCP is fully free. Devin starts at $20/month, billing unit not specified; CrewAI starts at $25/month, billing unit not specified.
How much does LangSmith MCP cost for a team of 10?
For 10 users on the Plus plan, LangSmith MCP is $390/month, or $4,680/year, at the published per-user rate.
LangSmith MCP alternatives
Direct competitors. Starting prices match the table above.
Sources
- Official LangSmith MCP pricing: langchain.com/pricing (verified Oct 2026)
- Cite this data: Toolradar, LangSmith MCP pricing verified Oct 2026, toolradar.com/tools/langsmith-mcp/pricing
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