Directory

Compare Agents

Start Over3/5 selected
GitHub Copilot70
OpenAI Codex CLI70
Grammarly62
Market70
Trust29
Trend100
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market70
Trust24
Trend40
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market62
Trust19
Trend55
Votes95%
380
Watch
800
Votes
70.0k
Views

Side-by-Side Comparison

FeatureGitHub CopilotOpenAI Codex CLIGrammarly
Verification
Reviewed
Reviewed
Reviewed
Pricingpaidusage basedfreemium
Deploymentbrowser extensionapibrowser extension
Review LevelReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimed
Market Score707062
Trust Score292419
Trend Score1004055
Watchers7,1002,900380
Page Views190000154000070000
Upvotes14,2006,200800
CountryUSUSUS
Founded2,0212,0252,009
Agent Typecopilotagentassistant
Model Stack
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
gpt-5
gpt-5-codex
o3
grammarly-llm
gpt-4o
Docs
Open Source
Demo
Websitegithub.comopenai.comgrammarly.com

Score Factor Breakdown

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