Directory

Compare Agents

Start Over4/5 selected
NotebookLM67
GitHub Copilot70
Microsoft Copilot70
OpenAI Codex CLI70

Add another agent
Research Agents

Market67
Trust19
Trend56
Votes98%
1,900
Watch
4,200
Votes
360.0k
Views
Market70
Trust29
Trend32
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market70
Trust29
Trend32
Votes96%
3,500
Watch
7,200
Votes
850.0k
Views
Market70
Trust24
Trend52
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views

Side-by-Side Comparison

FeatureNotebookLMGitHub CopilotMicrosoft CopilotOpenAI Codex CLI
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumpaidfreemiumusage based
Deploymentweb appbrowser extensionweb appapi
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score67707070
Trust Score19292924
Trend Score56323252
Watchers1,9007,1003,5002,900
Page Views3600011900001850000540000
Upvotes4,20014,2007,2006,200
CountryUSUSUSUS
Founded2,0232,0212,0232,025
Agent Typeassistantcopilotcopilotagent
Model Stack
gemini-2.5-pro
gemini-2.5-flash
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
gpt-5
gpt-4o
gpt-5
gpt-5-codex
o3
Docs
Open Source
Demo
Websitenotebooklm.google.comgithub.comcopilot.microsoft.comopenai.com

Score Factor Breakdown

Factor (weight)NotebookLMGitHub CopilotMicrosoft CopilotOpenAI Codex CLI
Trust Score (25%)
19%
29%
29%
24%
Watchers (20%)
100%
100%
100%
100%
Net Votes (20%)
100%
100%
100%
100%
Page Views (15%)
100%
100%
100%
100%
Verification (10%)
13%
25%
25%
13%
Completeness (10%)
55%
55%
55%
80%