kitio.aiLangSmith vs Cekura
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. LangSmith has the lower starting price: about $39 a month, against $500 for Cekura.
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
- Simulated test conversations
- Production call monitoring
- Red-teaming
- Cross-platform benchmarks
- Automated prompt fixes
| Feature | LangSmith | Cekura |
|---|---|---|
| Best for | Tracing, evaluation and deployment platform for LLM agents | Testing and monitoring platform for voice and chat AI agents |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Free trial |
| Starting price | $39/mo | $500/mo |
| Free plan | Yes | No, trial available |
| Made by | LangChain | Cekura |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
LangSmith has the lower starting price: about $39 a month, against $500 for Cekura.
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
3 plans
Pay as you go
$0.25 / testing minute
- $0.05 per monitored call
- 1 free seat
- 30-day log retention
Startup
$500/mo
- About 2,000 testing minutes
- About 10,000 monitored calls
- 10 seats and 5 projects
Enterprise
Custom
- Volume discounts
- Custom limits and retention
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
Cekura
- Covers testing and live monitoring
- Pay-as-you-go entry option
- Compares voice platforms side by side
- Startup plan costs $500 a month
- Extra seats cost $30 each
- Short log retention on pay as you go
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 Cekura if you want:
- Covers testing and live monitoring
- Pay-as-you-go entry option
- Compares voice platforms side by side
Watch out: startup plan costs $500 a month.
LangSmith vs Cekura FAQ
What is the difference between LangSmith and Cekura?
LangSmith: Tracing, evaluation and deployment platform for LLM agents. Cekura: Testing and monitoring platform for voice and chat AI agents. Both are models & apis tools.
Is LangSmith or Cekura cheaper?
LangSmith has the lower starting price: about $39 a month, against $500 for Cekura.
Do LangSmith and Cekura have free plans?
LangSmith: Yes. Cekura: No, trial available.
Who makes LangSmith?
LangSmith is made by LangChain, based in United States.
Who makes Cekura?
Cekura is made by Cekura, based in United States.
Which should I choose, LangSmith or Cekura?
Choose LangSmith if you value detailed agent traces and strong langgraph integration. Choose Cekura if you value covers testing and live monitoring and pay-as-you-go entry option.