Ai2
Truly open breakthrough AI.
VS
NotebookLM
Your AI-powered research, note-taking, and knowledge assistant.
Detailed comparison
Criteria
Ai2
NotebookLM
Pricing
Free
Freemium
Plans & pricing
Semantic Scholar: Free, AutoDiscovery (AstaLabs) Trial: Free, Olmo 2 32B Instruct API: Custom, Olmo 3 7B Think API: Custom, Olmo 3 7B Instruct API: Custom, Olmo 3 32B Think API: Custom, Olmo 3.1 32B Think API: Custom, Olmo 3.1 32B Instruct API: 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
Web, Ios, Android
API
Yes
No
Open Source
Open Source
Proprietary
Integrations
—
Google drive
Categories
Education, Research
Education, information technology & services, Research
Popularity
Very High
Very High
Description
Ai2, founded by Paul Allen and led by Ali Farhadi, is a non-profit research institute. It conducts high-impact research and engineering to tackle key ...
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
Ai2
Free
NotebookLM
Freemium
Plans & pricing
Ai2
Semantic Scholar: Free, AutoDiscovery (AstaLabs) Trial: Free, Olmo 2 32B Instruct API: Custom, Olmo 3 7B Think API: Custom, Olmo 3 7B Instruct API: Custom, Olmo 3 32B Think API: Custom, Olmo 3.1 32B Think API: Custom, Olmo 3.1 32B Instruct API: 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
Ai2
Yes
NotebookLM
Yes
Audience
Ai2
b2b
NotebookLM
b2c
Platforms
Ai2
Web
NotebookLM
Web, Ios, Android
API
Ai2
Yes
NotebookLM
No
Open Source
Ai2
Open Source
NotebookLM
Proprietary
Integrations
Ai2
—
NotebookLM
Google drive
Categories
Ai2
Education, Research
NotebookLM
Education, information technology & services, Research
Popularity
Ai2
Very High
NotebookLM
Very High
Description
Ai2
Ai2, founded by Paul Allen and led by Ali Farhadi, is a non-profit research institute. It conducts high-impact research and engineering to tackle key ...
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
Ai2
Open language models (OLMo)
Multimodal AI models
AI for science applications (Asta)
Semantic scientific search (Semantic Scholar)
AI for environmental applications (EarthRanger)
AI model evaluation frameworks
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
Ai2
- Non-profit AI research for common good
- Develops truly open AI models
- Specializes in AI for science & environment
NotebookLM
- Google AI, Gemini-powered
- Multi-source AI grounding
- Hallucination-free content grounding
Other comparisons
FAQ: Ai2 vs NotebookLM
Ai2: Truly open breakthrough AI.. 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. Ai2 is free and NotebookLM is freemium.
The best choice between Ai2 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.
Ai2 is primarily designed for individuals, while NotebookLM is built for individuals.
Ai2 offers: Open language models (OLMo), Multimodal AI models, AI for science applications (Asta), Semantic scientific search (Semantic Scholar). 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.