Directory

Compare Agents

Start Over4/5 selected
OpenAI Codex CLI70
Grammarly62
Claude Code67
GitHub Copilot70
Market70
Trust24
Trend39
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market62
Trust19
Trend55
Votes95%
380
Watch
800
Votes
70.0k
Views
Market67
Trust19
Trend38
Votes98%
3,800
Watch
7,800
Votes
620.0k
Views
Market70
Trust29
Trend100.05
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views

Side-by-Side Comparison

FeatureOpenAI Codex CLIGrammarlyClaude CodeGitHub Copilot
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingusage basedfreemiumpaidpaid
Deploymentapibrowser extensionapibrowser extension
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70626770
Trust Score24191929
Trend Score395538100.05
Watchers2,9003803,8007,100
Page Views540000700006200001900001
Upvotes6,2008007,80014,200
CountryUSUSUSUS
Founded2,0252,0092,0242,021
Agent Typeagentassistantagentcopilot
Model Stack
gpt-5
gpt-5-codex
o3
grammarly-llm
gpt-4o
claude-opus-4.6
claude-sonnet-4.6
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
Docs
Open Source
Demo
Websiteopenai.comgrammarly.comclaude.aigithub.com

Score Factor Breakdown

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