OpenAI Codex CLI vs Visual Studio Code vs CodeRabbit vs Kilo Code Reviewer

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
Visual Studio Code
Competitor 2
CodeRabbit
Competitor 3
Kilo Code Reviewer
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Remove
Competitor Visual Studio Code
code.visualstudio.com
Visual Studio Code is a free, open source code editor that runs on Windows, macOS and Linux and now includes built-in AI agents.
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main Remove
Competitor Kilo Code Reviewer
kilo.ai
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
1Mvisits/mo
1Mvisits/mo
MoM change
—
—
▼ 22.7%
▼ 17.7%
6-month growth
—
—
+50.4%
-45.8%
Global rank web
—
—
#38,145
#41,702
Avg. last 3 months
—
—
1.2M
1.3M
Bounce rate lower is better
—
—
49%
41%
Pages / visit
—
—
3.5
3.3
Visit duration
—
—
1m 55s
2m 00s
Traffic sources
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—
● Direct 73% · ● Referral 24%
● Direct 85% · ● Referral 13%
OpenAI Codex CLIVisual Studio CodeCodeRabbitKilo Code Reviewer
0478.7K957.5K1.4M1.9MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MKilo Code Reviewer · 144.8KKilo Code Reviewer · 830KKilo Code Reviewer · 1.1MKilo Code Reviewer · 1.9MKilo Code Reviewer · 1.9MKilo Code Reviewer · 1.7MKilo Code Reviewer · 1.4MKilo Code Reviewer · 1.7MKilo Code Reviewer · 1.3MKilo Code Reviewer · 1M100K1M10MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MKilo Code Reviewer · 144.8KKilo Code Reviewer · 830KKilo Code Reviewer · 1.1MKilo Code Reviewer · 1.9MKilo Code Reviewer · 1.9MKilo Code Reviewer · 1.7MKilo Code Reviewer · 1.4MKilo Code Reviewer · 1.7MKilo Code Reviewer · 1.3MKilo Code Reviewer · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Free
Freemium
Freemium
Starting price
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Free
$24per month
$15per month · free tier available
Free tier
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–
Free trial
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–
–
API access
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–
–
Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
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Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Free & Open Source FreeTeams $15/moKilo Pass $19/moEnterprise Custom
Capabilities input → output
Input
CodeImagesText
CodeText
Code
Code
Output
Code
Code
CodeText
Text
Skill level
Advanced
Advanced
Intermediate
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Code Review
Development & CodeAI Code Review
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
6
8
5
Code reviews
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Coding
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GitHub pull requests
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Agents
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Code quality
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Code security analysis
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Code analysis
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Developer tools
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Coding in VS Code
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–
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Vs code
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–
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Code documentation
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–
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Code testing
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–
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Debugging
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–
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Development
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–
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Terminal
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–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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–
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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.