Directory

Compare Agents

Start Over4/5 selected
OpenAI Codex CLI70
GitHub Copilot70
Grammarly62
Windsurf70
Market70
Trust24
Trend58
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market70
Trust29
Trend61
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market62
Trust19
Trend44
Votes95%
380
Watch
800
Votes
70.0k
Views
Market70
Trust24
Trend53
Votes97%
2,400
Watch
5,000
Votes
560.0k
Views

Side-by-Side Comparison

FeatureOpenAI Codex CLIGitHub CopilotGrammarlyWindsurf
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingusage basedpaidfreemiumfreemium
Deploymentapibrowser extensionbrowser extensionbrowser extension
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70706270
Trust Score24291924
Trend Score58614453
Watchers2,9007,1003802,400
Page Views540000190000170000560001
Upvotes6,20014,2008005,000
CountryUSUSUSUS
Founded2,0252,0212,0092,021
Agent Typeagentcopilotassistantcopilot
Model Stack
gpt-5
gpt-5-codex
o3
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
grammarly-llm
gpt-4o
claude-sonnet-4.6
gpt-5
gemini-2.5-pro
Docs
Open Source
Demo
Websiteopenai.comgithub.comgrammarly.comwindsurf.com

Score Factor Breakdown

Factor (weight)OpenAI Codex CLIGitHub CopilotGrammarlyWindsurf
Trust Score (25%)
24%
29%
19%
24%
Watchers (20%)
100%
100%
76%
100%
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%
80%