AssemblyAI
AI models to transcribe and understand speech
VS
NotebookLM
Your AI-powered research, note-taking, and knowledge assistant.
Detailed comparison
Criteria
AssemblyAI
NotebookLM
Pricing
Freemium
Freemium
Plans & pricing
Free: Free, 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
Yes
Yes
Audience
b2b
b2c
Platforms
Web, Api
Web, Ios, Android
API
Yes
No
Open Source
Proprietary
Proprietary
Integrations
—
Google drive
Categories
Voice, Dev Tools
Productivity, Education
Popularity
Very High
Very High
Description
AssemblyAI offers industry-leading Speech AI models and APIs to accurately transcribe speech to text and extract valuable insights from voice data. De...
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
AssemblyAI
Freemium
NotebookLM
Freemium
Plans & pricing
AssemblyAI
Free: Free, 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
AssemblyAI
Yes
NotebookLM
Yes
Audience
AssemblyAI
b2b
NotebookLM
b2c
Platforms
AssemblyAI
Web, Api
NotebookLM
Web, Ios, Android
API
AssemblyAI
Yes
NotebookLM
No
Open Source
AssemblyAI
Proprietary
NotebookLM
Proprietary
Integrations
AssemblyAI
—
NotebookLM
Google drive
Categories
AssemblyAI
Voice, Dev Tools
NotebookLM
Productivity, Education
Popularity
AssemblyAI
Very High
NotebookLM
Very High
Description
AssemblyAI
AssemblyAI offers industry-leading Speech AI models and APIs to accurately transcribe speech to text and extract valuable insights from voice data. De...
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
AssemblyAI
Speech-to-Text
Speaker Diarization
Automatic Language Detection
Automatic Text Formatting
Audio Intelligence
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
AssemblyAI
- Industry-leading Speech AI
- Advanced audio intelligence
- Real-time transcription & insights
NotebookLM
- Google AI, Gemini-powered
- Multi-source AI grounding
- Hallucination-free content grounding
Other comparisons
FAQ: AssemblyAI vs NotebookLM
AssemblyAI: AI models to transcribe and understand speech. 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. AssemblyAI is freemium and NotebookLM is freemium.
The best choice between AssemblyAI 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.
AssemblyAI is primarily designed for individuals, while NotebookLM is built for individuals.
AssemblyAI offers: Speech-to-Text, Speaker Diarization, Automatic Language Detection, Automatic Text Formatting. 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.