LangSmith
AI Agent & LLM Observability Platform
VS
Opal
The #1 AI powered study tool
Detailed comparison
Criteria
LangSmith
Opal
Pricing
Freemium
Freemium
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
Free: Free, Opal+: $5/mo
Free trial
No
No
Audience
b2b
b2b
Platforms
Web
Web
API
Yes
No
Open Source
Proprietary
Proprietary
Integrations
Pagerduty
—
Categories
Data Science, Dev Tools
Education
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...
Opal is the #1 AI-powered study tool designed to help you learn faster and remember more. It acts as a personal tutor, transforming your documents and...
Pricing
LangSmith
Freemium
Opal
Freemium
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Opal
Free: Free, Opal+: $5/mo
Free trial
LangSmith
No
Opal
No
Audience
LangSmith
b2b
Opal
b2b
Platforms
LangSmith
Web
Opal
Web
API
LangSmith
Yes
Opal
No
Open Source
LangSmith
Proprietary
Opal
Proprietary
Integrations
LangSmith
Pagerduty
Opal
—
Categories
LangSmith
Data Science, Dev Tools
Opal
Education
Popularity
LangSmith
Very High
Opal
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...
Opal
Opal is the #1 AI-powered study tool designed to help you learn faster and remember more. It acts as a personal tutor, transforming your documents and...
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
Opal
AI-Powered Study Assistant
Personalized Learning & Repetition
Document-to-Quiz Conversion
Knowledge Training
Learning Acceleration
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Opal
- AI-driven interactive learning content
- Transforms docs into courses & quizzes
Other comparisons
FAQ: LangSmith vs Opal
LangSmith: AI Agent & LLM Observability Platform. Opal: The #1 AI powered study tool. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and Opal is freemium.
The best choice between LangSmith and Opal 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. Opal offers: AI-Powered Study Assistant, Personalized Learning & Repetition, Document-to-Quiz Conversion, Knowledge Training.
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.