OpenAI Codex CLI vs Kilo Code Reviewer vs OpenCode

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
Kilo Code Reviewer
Competitor 2
OpenCode
Competitor 3
Suggested competitors for OpenAI Codex CLI: Gemini CLI100% Qwen Code98% Visual Studio Code95% JetBrains AI Assistant95% GitHub Copilot CLI94% Kimi Code94% Google Antigravity93% Amp93%
Compare
3 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.
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Competitor Kilo Code Reviewer
kilo.ai
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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.
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Traffic estimated monthly website traffic
Monthly visits
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1Mvisits/mo
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MoM change
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▼ 17.7%
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6-month growth
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-45.8%
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Global rank web
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#41,702
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Avg. last 3 months
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1.3M
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Bounce rate lower is better
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41%
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Pages / visit
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3.3
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Visit duration
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2m 00s
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Traffic sources
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● Direct 85% · ● Referral 13%
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OpenAI Codex CLIKilo Code ReviewerOpenCode
0478.7K957.5K1.4M1.9MKilo 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 · 1M100K1M10MKilo 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
Freemium
Free
Starting price
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$15per month · free tier available
Free
Free tier
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Free trial
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–
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API access
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–
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Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Free & Open Source FreeTeams $15/moKilo Pass $19/moEnterprise Custom
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Capabilities input → output
Input
CodeImagesText
Code
CodeText
Output
Code
Text
Code
Skill level
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Code Review
Development & CodeAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
5
3
Coding
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Developer tools
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Code reviews
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Code quality
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Code security analysis
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GitHub pull requests
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Code analysis
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Development
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–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
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.