LangSmith
AI Agent & LLM Observability Platform
VS
NotebookLM
Your AI-powered research, note-taking, and knowledge assistant.
Detailed comparison
Criteria
LangSmith
NotebookLM
Pricing
Freemium
Freemium
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
NotebookLM (Free Tier): Free, NotebookLM in Plus (Workspace): $14/mo, NotebookLM Pro (Google AI Pro): $19.99/mo, NotebookLM Ultra (Google AI Ultra): $249.99/mo, NotebookLM for Enterprise: $9/mo
Free trial
No
Yes
Audience
b2b
b2c
Platforms
Web
Web, Ios, Android
API
Yes
No
Open Source
Proprietary
Proprietary
Integrations
Pagerduty
Google drive
Categories
Dev & Tech, information technology & services, Apps
Education, information technology & services, Research
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...
NotebookLM is an AI-powered research and note-taking tool from Google, leveraging Gemini models to help you synthesize information and build a compreh...
Pricing
LangSmith
Freemium
NotebookLM
Freemium
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
NotebookLM
NotebookLM (Free Tier): Free, NotebookLM in Plus (Workspace): $14/mo, NotebookLM Pro (Google AI Pro): $19.99/mo, NotebookLM Ultra (Google AI Ultra): $249.99/mo, NotebookLM for Enterprise: $9/mo
Free trial
LangSmith
No
NotebookLM
Yes
Audience
LangSmith
b2b
NotebookLM
b2c
Platforms
LangSmith
Web
NotebookLM
Web, Ios, Android
API
LangSmith
Yes
NotebookLM
No
Open Source
LangSmith
Proprietary
NotebookLM
Proprietary
Integrations
LangSmith
Pagerduty
NotebookLM
Google drive
Categories
LangSmith
Dev & Tech, information technology & services, Apps
NotebookLM
Education, information technology & services, Research
Popularity
LangSmith
Very High
NotebookLM
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...
NotebookLM
NotebookLM is an AI-powered research and note-taking tool from Google, leveraging Gemini models to help you synthesize information and build a compreh...
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
NotebookLM
Multi-source AI grounding (PDFs, Docs, YouTube, audio)
AI-powered Summaries, Reports & Quizzes
Audio & Video Overviews with AI narration
Interactive Mind Maps & Visualizations
Enhanced Chat & Notebook Sharing
Mobile App & Google Drive Integration
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
NotebookLM
- Google AI, Gemini-powered
- Multi-source AI grounding
- Hallucination-free content grounding
Other comparisons
FAQ: LangSmith vs NotebookLM
LangSmith: AI Agent & LLM Observability Platform. NotebookLM: Your AI-powered research, note-taking, and knowledge assistant.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and NotebookLM is freemium.
The best choice between LangSmith and NotebookLM 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.
LangSmith is primarily designed for individuals, while NotebookLM is built for individuals.
LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts. NotebookLM offers: Multi-source AI grounding (PDFs, Docs, YouTube, audio), AI-powered Summaries, Reports & Quizzes, Audio & Video Overviews with AI narration, Interactive Mind Maps & Visualizations.
Based on our data, NotebookLM currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.