Directory

Compare Agents

Start Over3/5 selected
Microsoft Copilot70
NotebookLM67
Perplexity AI70

Add another agent
Productivity

Showing 3 agents in this category for fair comparison.

Market70
Trust29
Trend73
Votes96%
3,500
Watch
7,200
Votes
850.0k
Views
Market67
Trust19
Trend47
Votes98%
1,900
Watch
4,200
Votes
360.0k
Views
Market70
Trust29
Trend81
Votes98%
4,600
Watch
9,200
Votes
1200.0k
Views

Side-by-Side Comparison

FeatureMicrosoft CopilotNotebookLMPerplexity AI
Verification
Reviewed
Reviewed
Reviewed
Pricingfreemiumfreemiumfreemium
Deploymentweb appweb appweb app
Review LevelReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimed
Market Score706770
Trust Score291929
Trend Score734781
Watchers3,5001,9004,600
Page Views8500003600001200000
Upvotes7,2004,2009,200
CountryUSUSUS
Founded2,0232,0232,022
Agent Typecopilotassistantassistant
Model Stack
gpt-5
gpt-4o
gemini-2.5-pro
gemini-2.5-flash
sonar-pro
sonar-huge
gpt-5
Docs
Open Source
Demo
Websitecopilot.microsoft.comnotebooklm.google.comperplexity.ai

Score Factor Breakdown

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