kitio.aiLangSmith vs Openlayer
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. LangSmith starts at $39/mo and Openlayer starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Agent tracing
- Datasets and evaluators
- Prompt hub
- Agent deployment
- Online monitoring
- AI test library
- Live monitoring
- Policy enforcement
- Git integrations
- Eval integrations
- On-premise option
| Feature | LangSmith | Openlayer |
|---|---|---|
| Best for | Tracing, evaluation and deployment platform for LLM agents | Testing, monitoring and governance for AI models and agents |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Freemium |
| Starting price | $39/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | LangChain | Openlayer |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
LangSmith starts at $39/mo and Openlayer starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Developer
Free
- 1 seat
- 5k base traces / month, then pay as you go
- Community support
Plus
$39/mo
- Per seat
- 10k base traces / month, then pay as you go
- Access to Deployment and Engine
- Unlimited seats
Enterprise
Custom
- Self-hosted and hybrid deployment
- Custom SSO, ABAC and RBAC
- Support SLA
2 plans
Basic
Free
- 1 member and 5 projects
- 20,000 inference logs per month
- 20 tests per project
- Community support
Enterprise
Contact sales
- Unlimited members and projects
- On-premise deployment
- 99.99% SLA
- White-glove onboarding
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
LangSmith
- Detailed agent traces
- Strong LangGraph integration
- Works with any framework
- Per-seat pricing adds up
- Trace retention costs extra
- Self-hosting is enterprise-only
Openlayer
- Free Basic plan
- Covers testing and monitoring
- On-premise option for strict data rules
- Basic limited to one member
- Enterprise priced by quote
- Basic has community support only
Which one should you choose?
Choose LangSmith if you want:
- Detailed agent traces
- Strong LangGraph integration
- Works with any framework
Watch out: per-seat pricing adds up.
Choose Openlayer if you want:
- Free Basic plan
- Covers testing and monitoring
- On-premise option for strict data rules
Watch out: basic limited to one member.
LangSmith vs Openlayer FAQ
What is the difference between LangSmith and Openlayer?
LangSmith: Tracing, evaluation and deployment platform for LLM agents. Openlayer: Testing, monitoring and governance for AI models and agents. Both are models & apis tools.
Is LangSmith or Openlayer cheaper?
LangSmith starts at $39/mo and Openlayer starts at See pricing page. Check both pricing pages for current plans.
Do LangSmith and Openlayer have free plans?
LangSmith: Yes. Openlayer: Yes.
Who makes LangSmith?
LangSmith is made by LangChain, based in United States.
Who makes Openlayer?
Openlayer is made by Openlayer, based in United States.
Which should I choose, LangSmith or Openlayer?
Choose LangSmith if you value detailed agent traces and strong langgraph integration. Choose Openlayer if you value free basic plan and covers testing and monitoring.