GitHub Copilot CLI vs OpenAI Codex vs Kilo Code 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
OpenAI Codex
Competitor 2
Kilo Code
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.
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Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
Make main Remove
Competitor Kilo Code
kilocode.ai
Kilo Code is an open source AI agent Visual Studio (VS) Code extension that focuses on enhancing the efficiency of coding. The tool can generate code, automate tasks, and offer practical suggestions.
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
—
204.3Mvisits/mo
1.9Kvisits/mo
14Mvisits/mo
MoM change
—
▲ 3.6%
▼ 42.3%
▼ 3.1%
6-month growth
—
+0.3%
-94.4%
-31.9%
Global rank web
—
#212
#4,668,091
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Avg. last 3 months
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197.3M
10.5K
15.4M
Bounce rate lower is better
—
58%
34%
48%
Pages / visit
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3.0
2.4
2.2
Visit duration
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2m 31s
19s
3m 35s
Traffic sources
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● Direct 81% · ● Referral 17%
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● Direct 58% · ● Referral 42%
GitHub Copilot CLIOpenAI CodexKilo CodeGoogle Antigravity
066.6M133.2M199.7M266.3MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9KGoogle 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 · 14M1K10K100K1M10M100M1BOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9KGoogle 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
Freemium
Freemium
Free
Starting price
Free
$20per month · free tier available
$20per month · free tier available
Free
Free tier
Free trial
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API access
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Plans
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Capabilities input → output
Input
CodeText
CodeText
CodeText
CodeText
Output
Code
Code
Code
AppsCode
Skill level
Intermediate
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
4
4
4
8
Coding
Agents
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Development
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Developer tools
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Agent creation
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Agent management
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Coding in VS Code
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Terminal
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Code analysis
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Code documentation
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Code reviews
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Frontend development
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GitHub management
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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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.