kitio.aiLangSmith vs AgentOps
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 $40 for AgentOps.
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
- Agent session tracing
- Time-travel replay debugging
- LLM cost tracking
- Prompt injection logging
- Fine-tuning on saved completions
- 400+ framework integrations
| Feature | LangSmith | AgentOps |
|---|---|---|
| Best for | Tracing, evaluation and deployment platform for LLM agents | Observability, replay debugging and cost tracking for AI agents |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Freemium |
| Starting price | $39/mo | $40/mo |
| Free plan | Yes | Yes |
| Made by | LangChain | AgentOps |
| Based in | 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 $40 for AgentOps.
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
Basic
Free
- Up to 5,000 events
- Cost tracking for 400+ LLMs
- Replay analytics
Pro
$40/mo
- Starting price, pay as you go
- Unlimited events and retention
- Session export
- Role-based permissions
Enterprise
Custom
- SLA and Slack Connect
- Custom SSO
- Self-hosting and on-premise
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
AgentOps
- Quick setup with one SDK
- Broad framework support
- Free tier for small projects
- Free plan capped at 5,000 events
- Pro pricing is usage-based
- Self-hosting only on Enterprise
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 AgentOps if you want:
- Quick setup with one SDK
- Broad framework support
- Free tier for small projects
Watch out: free plan capped at 5,000 events.
LangSmith vs AgentOps FAQ
What is the difference between LangSmith and AgentOps?
LangSmith: Tracing, evaluation and deployment platform for LLM agents. AgentOps: Observability, replay debugging and cost tracking for AI agents. Both are models & apis tools.
Is LangSmith or AgentOps cheaper?
LangSmith has the lower starting price: about $39 a month, against $40 for AgentOps.
Do LangSmith and AgentOps have free plans?
LangSmith: Yes. AgentOps: Yes.
Who makes LangSmith?
LangSmith is made by LangChain, based in United States.
Who makes AgentOps?
AgentOps is made by AgentOps.
Which should I choose, LangSmith or AgentOps?
Choose LangSmith if you value detailed agent traces and strong langgraph integration. Choose AgentOps if you value quick setup with one sdk and broad framework support.