Gemini CLI vs OpenAI Codex vs OpenAI API

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

Your tool
Gemini CLI
vs
Competitor 1
OpenAI Codex
Competitor 2
OpenAI API
Competitor 3
Suggested competitors for Gemini CLI: OpenAI Codex CLI92% OpenCode91% Qwen Code90% Visual Studio Code89% Claude Code89% devlo88% Windsurf86% GitHub Copilot CLI86%
Compare
3 tools · best value per row highlighted
Your tool Gemini CLI
github.com
It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.
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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 OpenAI API
platform.openai.com
The API powering the AI ecosystem
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
204.3Mvisits/mo
15.2Mvisits/mo
MoM change
—
▲ 3.6%
▲ 4.6%
6-month growth
—
+0.3%
-2.4%
Global rank web
—
#212
—
Avg. last 3 months
—
197.3M
15.2M
Bounce rate lower is better
—
58%
34%
Pages / visit
—
3.0
5.4
Visit duration
—
2m 31s
3m 56s
Traffic sources
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● Direct 81% · ● Referral 17%
● Direct 82% · ● Referral 15%
Gemini CLIOpenAI CodexOpenAI API
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 · 204.3MOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2M10M100M1BOpenAI 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 · 204.3MOpenAI API · 18.7MOpenAI API · 16.7MOpenAI API · 16.5MOpenAI API · 15.6MOpenAI API · 15.9MOpenAI API · 15.1MOpenAI API · 15.7MOpenAI API · 14.6MOpenAI API · 15.2MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Paid
Starting price
Free
$20per month · free tier available
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Free tier
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Free trial
–
–
API access
–
–
–
Plans
Free (personal Google account) Free
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—
Capabilities input → output
Input
CodeDocumentsImagesText
CodeText
DocumentsTextImagesAudio
Output
Code
Code
VideoTextImagesCodeAudio
Skill level
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI APILarge Language Models (LLMs)
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
9
6
Coding
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Agents
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Developer tools
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Debugging
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Development
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APIs
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–
GitHub automation
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–
GitHub pull requests
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LLM development
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Large language models
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API integrations
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Chatbot building
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Code analysis
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Code documentation
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Code reviews
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Terminal
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–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 1
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.