Directory

Compare Agents

Grammarly62
Perplexity AI70
Continue.dev15
GitHub Copilot70
Windsurf70
Market62
Trust19
Trend59
Votes95%
380
Watch
800
Votes
70.0k
Views
Market70
Trust29
Trend27
Votes98%
4,600
Watch
9,200
Votes
1200.0k
Views
Market15
Trust24
Trend60
Votes50%
0
Watch
0
Votes
0
Views
Market70
Trust29
Trend32
Votes97%
7,100
Watch
14,200
Votes
1900.0k
Views
Market70
Trust24
Trend53
Votes97%
2,400
Watch
5,000
Votes
560.0k
Views

Side-by-Side Comparison

FeatureGrammarlyPerplexity AIContinue.devGitHub CopilotWindsurf
Verification
Reviewed
Reviewed
Reviewed
Reviewed
Reviewed
Pricingfreemiumfreemiumopen sourcepaidfreemium
Deploymentbrowser extensionweb appbrowser extensionbrowser extensionbrowser extension
Review LevelReviewedReviewedReviewedReviewedReviewed
Ownershipunclaimedunclaimedunclaimedunclaimedunclaimed
Market Score6270157070
Trust Score1929242924
Trend Score5927603253
Watchers3804,60007,1002,400
Page Views70000120000001900001560001
Upvotes8009,200014,2005,000
CountryUSUSUSUSUS
Founded2,0092,0222,0232,0212,021
Agent Typeassistantassistantcopilotcopilotcopilot
Model Stack
grammarly-llm
gpt-4o
sonar-pro
sonar-huge
gpt-5
claude-sonnet-4.6
gpt-5
llama-4
gpt-5
claude-sonnet-4.6
gemini-2.5-pro
claude-sonnet-4.6
gpt-5
gemini-2.5-pro
Docs
Open Source
Demo
Websitegrammarly.comperplexity.aicontinue.devgithub.comwindsurf.com

Score Factor Breakdown

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