Directory

Compare Agents

Start Over4/5 selected
OpenAI Codex CLI70
GitHub Copilot70
Augment Code67
Grammarly62

Add another agent
Security Agents

Showing 2 agents in this category for fair comparison.

Market70
Trust24
Trend40
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market70
Trust29
Trend100
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market67
Trust19
Trend42
Votes98%
2,200
Watch
4,800
Votes
390.0k
Views
Market62
Trust19
Trend55
Votes95%
380
Watch
800
Votes
70.0k
Views

Side-by-Side Comparison

FeatureOpenAI Codex CLIGitHub CopilotAugment CodeGrammarly
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingusage basedpaidpaidfreemium
Deploymentapibrowser extensionbrowser extensionbrowser extension
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70706762
Trust Score24291919
Trend Score401004255
Watchers2,9007,1002,200380
Page Views540000190000139000070000
Upvotes6,20014,2004,800800
CountryUSUSUSUS
Founded2,0252,0212,0232,009
Agent Typeagentcopilotagentassistant
Model Stack
gpt-5
gpt-5-codex
o3
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
claude-4-5-opus
claude-4-5-sonnet
gpt-5
grammarly-llm
gpt-4o
Docs
Open Source
Demo
Websiteopenai.comgithub.comaugmentcode.comgrammarly.com

Score Factor Breakdown

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