LangSmith
AI Agent & LLM Observability Platform
VS
AI Toolkit for Visual Studio Code
Simplify AI development with model catalogs, fine-tuning, and local deployment.
Detailed comparison
Criteria
LangSmith
AI Toolkit for Visual Studio Code
Pricing
Freemium
Free
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
Free: Free
Free trial
No
No
Audience
b2b
b2b
Platforms
Web
Desktop, Api
API
Yes
Yes
Open Source
Proprietary
Proprietary
Integrations
Pagerduty
—
Categories
Dev & Tech, information technology & services, Apps
Dev & Tech, LLM development
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...
The AI Toolkit for Visual Studio Code simplifies generative AI application development, particularly on Windows. It provides access to AI models from ...
Pricing
LangSmith
Freemium
AI Toolkit for Visual Studio Code
Free
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
AI Toolkit for Visual Studio Code
Free: Free
Free trial
LangSmith
No
AI Toolkit for Visual Studio Code
No
Audience
LangSmith
b2b
AI Toolkit for Visual Studio Code
b2b
Platforms
LangSmith
Web
AI Toolkit for Visual Studio Code
Desktop, Api
API
LangSmith
Yes
AI Toolkit for Visual Studio Code
Yes
Open Source
LangSmith
Proprietary
AI Toolkit for Visual Studio Code
Proprietary
Integrations
LangSmith
Pagerduty
AI Toolkit for Visual Studio Code
—
Categories
LangSmith
Dev & Tech, information technology & services, Apps
AI Toolkit for Visual Studio Code
Dev & Tech, LLM development
Popularity
LangSmith
Very High
AI Toolkit for Visual Studio Code
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...
AI Toolkit for Visual Studio Code
The AI Toolkit for Visual Studio Code simplifies generative AI application development, particularly on Windows. It provides access to AI models from ...
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
AI Toolkit for Visual Studio Code
Model catalog and collections in Microsoft Foundry portal
AI Dev Gallery
Windows AI API samples
Access to Hugging Face models
Fine-tuning tools
Local deployment capabilities
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
AI Toolkit for Visual Studio Code
- Streamlined gen AI dev on Windows
- Access to Microsoft Foundry & Hugging Face models
- Local deployment & fine-tuning tools
Other comparisons
FAQ: LangSmith vs AI Toolkit for Visual Studio Code
LangSmith: AI Agent & LLM Observability Platform. AI Toolkit for Visual Studio Code: Simplify AI development with model catalogs, fine-tuning, and local deployment.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and AI Toolkit for Visual Studio Code is free.
The best choice between LangSmith and AI Toolkit for Visual Studio Code 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. AI Toolkit for Visual Studio Code offers: Model catalog and collections in Microsoft Foundry portal, AI Dev Gallery, Windows AI API samples, Access to Hugging Face models.
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.