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Start Over3/5 selected
NotebookLM67
HuggingChat70
Perplexity AI70

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Research Agents

Showing 1 agents in this category for fair comparison.

Market67
Trust19
Trend47
Votes98%
1,900
Watch
4,200
Votes
360.0k
Views
Market70
Trust24
Trend54
Votes97%
980
Watch
2,100
Votes
220.0k
Views
Market70
Trust29
Trend81
Votes98%
4,600
Watch
9,200
Votes
1200.0k
Views

Side-by-Side Comparison

FeatureNotebookLMHuggingChatPerplexity AI
Verification
Reviewed
Reviewed
Reviewed
Pricingfreemiumfreefreemium
Deploymentweb appweb appweb app
Review LevelReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimed
Market Score677070
Trust Score192429
Trend Score475481
Watchers1,9009804,600
Page Views3600002200001200000
Upvotes4,2002,1009,200
CountryUSUSUS
Founded2,0232,0232,022
Agent Typeassistantassistantassistant
Model Stack
gemini-2.5-pro
gemini-2.5-flash
llama-4
deepseek-v3
mistral-large-3
sonar-pro
sonar-huge
gpt-5
Docs
Open Source
Demo
Websitenotebooklm.google.comhuggingface.coperplexity.ai

Score Factor Breakdown

Factor (weight)NotebookLMHuggingChatPerplexity AI
Trust Score (25%)
19%
24%
29%
Watchers (20%)
100%
100%
100%
Net Votes (20%)
100%
100%
100%
Page Views (15%)
100%
100%
100%
Verification (10%)
13%
13%
25%
Completeness (10%)
55%
80%
55%