Directory

Compare Agents

Start Over4/5 selected
Perplexity AI70
NotebookLM67
HuggingChat70
OpenAI Codex CLI70
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
Trust24
Trend53
Votes97%
980
Watch
2,100
Votes
220.0k
Views
Market70
Trust24
Trend40
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views

Side-by-Side Comparison

FeaturePerplexity AINotebookLMHuggingChatOpenAI Codex CLI
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumfreemiumfreeusage based
Deploymentweb appweb appweb appapi
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70677070
Trust Score29192424
Trend Score14475340
Watchers4,6001,9009802,900
Page Views1200000360001220000540000
Upvotes9,2004,2002,1006,200
CountryUSUSUSUS
Founded2,0222,0232,0232,025
Agent Typeassistantassistantassistantagent
Model Stack
sonar-pro
sonar-huge
gpt-5
gemini-2.5-pro
gemini-2.5-flash
llama-4
deepseek-v3
mistral-large-3
gpt-5
gpt-5-codex
o3
Docs
Open Source
Demo
Websiteperplexity.ainotebooklm.google.comhuggingface.coopenai.com

Score Factor Breakdown

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