Directory

Compare Agents

Start Over4/5 selected
OpenAI Codex CLI70
Continue.dev15
GitHub Copilot70
Grammarly62
Market70
Trust24
Trend40
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views
Market15
Trust24
Trend48
Votes50%
0
Watch
0
Votes
0
Views
Market70
Trust29
Trend100
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market62
Trust19
Trend55
Votes95%
380
Watch
800
Votes
70.0k
Views

Side-by-Side Comparison

FeatureOpenAI Codex CLIContinue.devGitHub CopilotGrammarly
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingusage basedopen sourcepaidfreemium
Deploymentapibrowser extensionbrowser extensionbrowser extension
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score70157062
Trust Score24242919
Trend Score404810055
Watchers2,90007,100380
Page Views5400000190000170000
Upvotes6,200014,200800
CountryUSUSUSUS
Founded2,0252,0232,0212,009
Agent Typeagentcopilotcopilotassistant
Model Stack
gpt-5
gpt-5-codex
o3
claude-sonnet-4.6
gpt-5
llama-4
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
grammarly-llm
gpt-4o
Docs
Open Source
Demo
Websiteopenai.comcontinue.devgithub.comgrammarly.com

Score Factor Breakdown

Factor (weight)OpenAI Codex CLIContinue.devGitHub CopilotGrammarly
Trust Score (25%)
24%
24%
29%
19%
Watchers (20%)
100%
0%
100%
76%
Net Votes (20%)
100%
0%
100%
100%
Page Views (15%)
100%
0%
100%
100%
Verification (10%)
13%
13%
25%
13%
Completeness (10%)
80%
80%
55%
55%