Directory

Compare Agents

Start Over4/5 selected
Grammarly62
Ada67
OpenAI Codex CLI70
GitHub Copilot70
Market62
Trust19
Trend47
Votes95%
380
Watch
800
Votes
70.0k
Views
Market67
Trust19
Trend50
Votes97%
700
Watch
1,400
Votes
150.0k
Views
Market70
Trust24
Trend68
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market70
Trust29
Trend100
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views

Side-by-Side Comparison

FeatureGrammarlyAdaOpenAI Codex CLIGitHub Copilot
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumpaidusage basedpaid
Deploymentbrowser extensionweb appapibrowser extension
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score62677070
Trust Score19192429
Trend Score475068100
Watchers3807002,9007,100
Page Views700001500005400001900001
Upvotes8001,4006,20014,200
CountryUSCAUSUS
Founded2,0092,0162,0252,021
Agent Typeassistantbotagentcopilot
Model Stack
grammarly-llm
gpt-4o
ada-llm
gpt-5
gpt-5
gpt-5-codex
o3
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
Docs
Open Source
Demo
Websitegrammarly.comada.cxopenai.comgithub.com

Score Factor Breakdown

Factor (weight)GrammarlyAdaOpenAI Codex CLIGitHub Copilot
Trust Score (25%)
19%
19%
24%
29%
Watchers (20%)
76%
100%
100%
100%
Net Votes (20%)
100%
100%
100%
100%
Page Views (15%)
100%
100%
100%
100%
Verification (10%)
13%
13%
13%
25%
Completeness (10%)
55%
55%
80%
55%