Directory

Compare Agents

Start Over4/5 selected
LangChain15
OpenAI Codex CLI70
GitHub Copilot70
NotebookLM67
Market15
Trust24
Trend60
Votes50%
0
Watch
0
Votes
0
Views
Market70
Trust24
Trend52
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market70
Trust29
Trend32
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market67
Trust19
Trend56
Votes98%
1,900
Watch
4,200
Votes
360.0k
Views

Side-by-Side Comparison

FeatureLangChainOpenAI Codex CLIGitHub CopilotNotebookLM
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingopen sourceusage basedpaidfreemium
Deploymentapiapibrowser extensionweb app
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score15707067
Trust Score24242919
Trend Score60523256
Watchers02,9007,1001,900
Page Views05400001900001360001
Upvotes06,20014,2004,200
CountryUSUSUSUS
Founded2,0222,0252,0212,023
Agent Typeagentagentcopilotassistant
Model Stack
gpt-5
claude-sonnet-4.6
llama-4
gpt-5
gpt-5-codex
o3
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
gemini-2.5-pro
gemini-2.5-flash
Docs
Open Source
Demo
Websitelangchain.comopenai.comgithub.comnotebooklm.google.com

Score Factor Breakdown

Factor (weight)LangChainOpenAI Codex CLIGitHub CopilotNotebookLM
Trust Score (25%)
24%
24%
29%
19%
Watchers (20%)
0%
100%
100%
100%
Net Votes (20%)
0%
100%
100%
100%
Page Views (15%)
0%
100%
100%
100%
Verification (10%)
13%
13%
25%
13%
Completeness (10%)
80%
80%
55%
55%