Gemini CLI vs Runcell vs OpenAI Codex CLI vs Theia IDE

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

Your tool
Gemini CLI
vs
Competitor 1
Runcell
Competitor 2
OpenAI Codex CLI
Competitor 3
TITheia IDE
Compare
4 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.
Remove
Competitor Runcell
runcell.dev
Make main Remove
Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Competitor TITheia IDE
theia-ide.org
An open-source IDE that puts AI at the center while giving you complete control over how it works
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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176.9Kvisits/mo
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35.3Kvisits/mo
MoM change
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▲ 4.1%
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▼ 8.1%
6-month growth
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+13.2%
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-40.2%
Global rank web
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#279,476
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#929,571
Avg. last 3 months
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168.7K
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41.1K
Bounce rate lower is better
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45%
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41%
Pages / visit
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1.8
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1.7
Visit duration
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45s
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27s
Traffic sources
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● Direct 73% · ● Referral 27%
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Gemini CLIRuncellOpenAI Codex CLITheia IDE
044.2K88.4K132.7K176.9KRuncell · 52KRuncell · 99.5KRuncell · 144.1KRuncell · 154KRuncell · 156.3KRuncell · 140.4KRuncell · 170.3KRuncell · 159.2KRuncell · 170KRuncell · 176.9KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3K10K100K1MRuncell · 52KRuncell · 99.5KRuncell · 144.1KRuncell · 154KRuncell · 156.3KRuncell · 140.4KRuncell · 170.3KRuncell · 159.2KRuncell · 170KRuncell · 176.9KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Paid
Free
Starting price
Free
$20per month · free tier available
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Free
Free tier
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Free trial
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API access
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Plans
Free (personal Google account) Free
Hobby FreePro $20/moPro+ $60/moUltra $200/mo+1 more
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
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Capabilities input → output
Input
CodeDocumentsImagesText
DataText
CodeImagesText
CodeText
Output
Code
CodeData
Code
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeResearch & AnalyticsAI Coding AssistantAI For Data Analytics
Development & CodeAI Coding Assistant
Development & CodeAI Coding AssistantAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
6
4
5
Coding
Developer tools
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Agents
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Development
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Data analysis
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Jupyter notebooks
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Code explanations
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Python code debugging
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Agent creation
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Code analysis
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Data science
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Debugging
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Terminal
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
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Upvotes
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Saves
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Reviews
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Prompts
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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.