LangSmith
AI Agent & LLM Observability Platform
VS
Trace
AI Component Generator (Unmaintained)
Detailed comparison
Criteria
LangSmith
Trace
Pricing
Freemium
Freemium
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
Free: Free, Starter: $20/mo, Pro: $99/mo
Free trial
No
No
Audience
b2b
b2b
Platforms
Web
Web
API
Yes
No
Open Source
Proprietary
Proprietary
Integrations
Pagerduty
—
Categories
Dev & Tech, information technology & services, Apps
Dev & Tech, information technology & services, User interfaces
Popularity
Very High
Very High
Description
LangSmith is a complete AI agent and LLM observability platform. It offers tracing and real-time monitoring to help developers debug agents, find fail...
Trace is an AI component generator offering thousands of ready-to-use components for developers. It provides a free tier and paid plans with additiona...
Pricing
LangSmith
Freemium
Trace
Freemium
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Trace
Free: Free, Starter: $20/mo, Pro: $99/mo
Free trial
LangSmith
No
Trace
No
Audience
LangSmith
b2b
Trace
b2b
Platforms
LangSmith
Web
Trace
Web
API
LangSmith
Yes
Trace
No
Open Source
LangSmith
Proprietary
Trace
Proprietary
Integrations
LangSmith
Pagerduty
Trace
—
Categories
LangSmith
Dev & Tech, information technology & services, Apps
Trace
Dev & Tech, information technology & services, User interfaces
Popularity
LangSmith
Very High
Trace
Very High
Description
LangSmith
LangSmith is a complete AI agent and LLM observability platform. It offers tracing and real-time monitoring to help developers debug agents, find fail...
Trace
Trace is an AI component generator offering thousands of ready-to-use components for developers. It provides a free tier and paid plans with additiona...
Features
LangSmith
Cost tracking
Online LLM-as-judge and code evals
Tool and agent trajectory monitoring
Webhook and Pagerduty alerts
Message threading for multi-turn chat interactions
Templates for error analysis
Trace
Thousands of components
AI component generation
Free plan with 100 credits/month
Paid plans for unlimited drafts and more credits (e.g., 1000 credits/month)
Source code access for components (paid plan)
Project is no longer maintained
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Trace
- AI component generation
- Thousands of ready-to-use components
- Project no longer maintained
Other comparisons
FAQ: LangSmith vs Trace
LangSmith: AI Agent & LLM Observability Platform. Trace: AI Component Generator (Unmaintained). Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and Trace is freemium.
The best choice between LangSmith and Trace depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Both are primarily designed for individuals. The choice depends on which specific features you need.
LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts. Trace offers: Thousands of components, AI component generation, Free plan with 100 credits/month, Paid plans for unlimited drafts and more credits (e.g., 1000 credits/month).
Based on our data, LangSmith currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.