GitHub Copilot CLI vs OpenCode vs Caktus vs Google Antigravity

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
GitHub Copilot CLI
vs
Competitor 1
OpenCode
Competitor 2
Caktus
Competitor 3
Google Antigravity
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot CLI
github.com
It reads, writes and runs code, works directly with your issues and pull requests, and carries a task from planning to merged code.
Remove
Competitor OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
Make main Remove
Competitor Caktus
caktus.ai
More than 3 million students rely on Caktus to power through coursework faster
Make main Remove
Competitor Google Antigravity
antigravity.google
Google Antigravity assumes you already think in agent-driven workflows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
59Kvisits/mo
14Mvisits/mo
MoM change
—
—
▼ 6.2%
▼ 3.1%
6-month growth
—
—
-6.3%
-31.9%
Global rank web
—
—
#669,749
—
Avg. last 3 months
—
—
57.1K
15.4M
Bounce rate lower is better
—
—
64%
48%
Pages / visit
—
—
1.4
2.2
Visit duration
—
—
27s
3m 35s
Traffic sources
—
—
● Direct 100%
● Direct 58% · ● Referral 42%
GitHub Copilot CLIOpenCodeCaktusGoogle Antigravity
05.4M10.8M16.2M21.6MCaktus · 85.7KCaktus · 64.3KCaktus · 78.7KCaktus · 51.3KCaktus · 63KCaktus · 67.8KCaktus · 71.4KCaktus · 49.4KCaktus · 62.9KCaktus · 59KGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14M10K100K1M10M100MCaktus · 85.7KCaktus · 64.3KCaktus · 78.7KCaktus · 51.3KCaktus · 63KCaktus · 67.8KCaktus · 71.4KCaktus · 49.4KCaktus · 62.9KCaktus · 59KGoogle Antigravity · 12.1MGoogle Antigravity · 15.1MGoogle Antigravity · 15.9MGoogle Antigravity · 21.6MGoogle Antigravity · 20.5MGoogle Antigravity · 16.4MGoogle Antigravity · 21.5MGoogle Antigravity · 17.9MGoogle Antigravity · 14.4MGoogle Antigravity · 14MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Free
Freemium
Free
Starting price
Free
Free
$19.99per month · free tier available
Free
Free tier
Free trial
–
–
–
–
API access
–
–
–
–
Plans
—
—
—
—
Capabilities input → output
Input
CodeText
CodeText
DocumentsText
CodeText
Output
Code
Code
Text
AppsCode
Skill level
Intermediate
Advanced
Beginner-friendly
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
AI Detection & SafetyEducation & LearningWriting & ContentAI Essay Writer+5 more
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
6
11
9
Coding
–
Agents
–
Developer tools
–
Development
–
–
Citations
–
–
–
Essay writing
–
–
–
Homework assistance
–
–
–
Math
–
–
–
Academic citation
–
–
–
Academic writing
–
–
–
Agent creation
–
–
–
Agent management
–
–
–
Code autocompletion
–
–
–
GitHub pull requests
–
–
–
Math explanations
–
–
–
Math problems
–
–
–
Quiz generation
–
–
–
Terminal
–
–
–
Frontend development
–
–
–
GitHub management
–
–
–
Harvard citations
–
–
–
Local AI
–
–
–
Self hosted
–
–
–
Writing
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.