OpenCode vs Kilo Code vs OpenAI Codex vs CodeRabbit

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

Your tool
OpenCode
vs
Competitor 1
Kilo Code
Competitor 2
OpenAI Codex
Competitor 3
CodeRabbit
Compare
4 tools · best value per row highlighted
Your tool 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.
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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.
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Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
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Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
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Traffic estimated monthly website traffic
Monthly visits
—
1.9Kvisits/mo
204.3Mvisits/mo
1Mvisits/mo
MoM change
—
▼ 42.3%
▲ 3.6%
▼ 22.7%
6-month growth
—
-94.4%
+0.3%
+50.4%
Global rank web
—
#4,668,091
#212
#38,145
Avg. last 3 months
—
10.5K
197.3M
1.2M
Bounce rate lower is better
—
34%
58%
49%
Pages / visit
—
2.4
3.0
3.5
Visit duration
—
19s
2m 31s
1m 55s
Traffic sources
—
—
● Direct 81% · ● Referral 17%
● Direct 73% · ● Referral 24%
OpenCodeKilo CodeOpenAI CodexCodeRabbit
066.6M133.2M199.7M266.3MKilo 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 · 1.9KOpenAI 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 · 204.3MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1M1K10K100K1M10M100M1BKilo 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 · 1.9KOpenAI 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 · 204.3MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Freemium
Freemium
Starting price
Free
$20per month · free tier available
$20per month · free tier available
$24per month
Free tier
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Free trial
–
–
–
API access
–
–
–
–
Plans
—
—
—
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Capabilities input → output
Input
CodeText
CodeText
CodeText
Code
Output
Code
Code
Code
CodeText
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Code Review
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
4
4
8
Coding
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Code reviews
–
–
Code analysis
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–
Code documentation
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–
Development
–
–
GitHub pull requests
–
–
–
Code quality
–
–
–
Code security analysis
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–
–
Code testing
–
–
–
Coding in VS Code
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–
–
Developer assistance
–
–
–
Vs code
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 0
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.