Langsmith Plans Pricing
LangSmith plans and pricing reconciled against the LangChain pricing page. LangSmith is sold as part of the broader LangChain platform, and pricing is per-seat plus pay-as-you-go trace and Fleet (agent deployment) consumption.
Langsmith Plans Pricing is the machine-readable pricing-plan profile for LangSmith on the APIs.io network, conforming to the API Commons Plans specification.
It defines 3 plans, covering free, paid, and enterprise tiers, with named plans including Developer, Plus, Enterprise.
Tagged areas include AI, LLM, Observability, Evaluations, and LangChain.
Plans
Free entry tier for individuals, hobby projects, and POCs. Pay-as-you-go for overage traces.
- Tracing
- Monitoring
- Evaluation
- Prompt Hub
- Playground
- Community Support
Per-seat plan for production teams. Includes unlimited team seats, larger trace allowance, and one development-sized agent deployment.
- Email Support
- Unlimited Team Seats
- 1 Free Development-Sized Deployment
- Up to 3 Workspaces
- Unlimited Fleet Agents
Custom contract pricing for large organizations. Includes hybrid/self-hosted deployment, SSO, dedicated support, and custom limits.
- All Plus Features
- Hybrid and Self-Hosted Hosting
- Custom SSO and RBAC
- Dedicated Support and SLAs
- Team Training
- Custom Trace Limits and Fleet Packages