Directory

Compare Agents

Start Over4/5 selected
Writesonic12
GitHub Copilot70
Grammarly62
OpenAI Codex CLI70
Market12
Trust19
Trend43
Votes50%
0
Watch
0
Votes
0
Views
Market70
Trust29
Trend100
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market62
Trust19
Trend47
Votes95%
380
Watch
800
Votes
70.0k
Views
Market70
Trust24
Trend68
Votes98%
2,900
Watch
6,200
Votes
540.0k
Views

Side-by-Side Comparison

FeatureWritesonicGitHub CopilotGrammarlyOpenAI Codex CLI
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumpaidfreemiumusage based
Deploymentweb appbrowser extensionbrowser extensionapi
Review LevelReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimed
Market Score12706270
Trust Score19291924
Trend Score431004768
Watchers07,1003802,900
Page Views0190000170000540000
Upvotes014,2008006,200
CountryUSUSUSUS
Founded2,0202,0212,0092,025
Agent Typeassistantcopilotassistantagent
Model Stack
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
grammarly-llm
gpt-4o
gpt-5
gpt-5-codex
o3
Docs
Open Source
Demo
Websitewritesonic.comgithub.comgrammarly.comopenai.com

Score Factor Breakdown

Factor (weight)WritesonicGitHub CopilotGrammarlyOpenAI Codex CLI
Trust Score (25%)
19%
29%
19%
24%
Watchers (20%)
0%
100%
76%
100%
Net Votes (20%)
0%
100%
100%
100%
Page Views (15%)
0%
100%
100%
100%
Verification (10%)
13%
25%
13%
13%
Completeness (10%)
55%
55%
55%
80%