OpenAI Codex CLI vs Gemini Code Assist

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
Gemini Code Assist
Competitor 2
Competitor 3
Suggested competitors for OpenAI Codex CLI: Gemini CLI100% Qwen Code98% OpenCode97% Visual Studio Code95% JetBrains AI Assistant95% GitHub Copilot CLI94% Kimi Code94% Google Antigravity93%
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2 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 Gemini Code Assist
codeassist.google
It provides a chat interface that is aware of the code in the open files, automatic completions as you type, and generation or transformation of whole functions and files on demand.
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Traffic estimated monthly website traffic
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Model
Paid
Freemium
Starting price
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$19per month · free tier available
Free tier
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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
Individuals FreeStandard $19/moEnterprise $45/mo
Capabilities input → output
Input
CodeImagesText
CodeText
Output
Code
Code
Skill level
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
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3
Coding
Developer tools
Code reviews
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Community on aitoolstime
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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.