Directory

Compare Agents

Start Over4/5 selected
Perplexity AI70
NotebookLM67
GitHub Copilot70
Gemini70

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Research Agents

Market70
Trust29
Trend14
Votes98%
4,600
Watch
9,200
Votes
1200.0k
Views
Market67
Trust19
Trend47
Votes98%
1,900
Watch
4,200
Votes
360.0k
Views
Market70
Trust29
Trend20
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market70
Trust29
Trend20
Votes97%
5,800
Watch
11,900
Votes
1600.0k
Views

Side-by-Side Comparison

FeaturePerplexity AINotebookLMGitHub CopilotGemini
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumfreemiumpaidfreemium
Deploymentweb appweb appbrowser extensionweb app
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70677070
Trust Score29192929
Trend Score14472020
Watchers4,6001,9007,1005,800
Page Views120000036000119000011600001
Upvotes9,2004,20014,20011,900
CountryUSUSUSUS
Founded2,0222,0232,0212,023
Agent Typeassistantassistantcopilotassistant
Model Stack
sonar-pro
sonar-huge
gpt-5
gemini-2.5-pro
gemini-2.5-flash
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
gemini-2.5-pro
gemini-2.5-flash
Docs
Open Source
Demo
Websiteperplexity.ainotebooklm.google.comgithub.comgemini.google.com

Score Factor Breakdown

Factor (weight)Perplexity AINotebookLMGitHub CopilotGemini
Trust Score (25%)
29%
19%
29%
29%
Watchers (20%)
100%
100%
100%
100%
Net Votes (20%)
100%
100%
100%
100%
Page Views (15%)
100%
100%
100%
100%
Verification (10%)
25%
13%
25%
25%
Completeness (10%)
55%
55%
55%
55%