OpenAI Codex vs Jules vs Runcell vs Gemini CLI

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

Your tool
OpenAI Codex
vs
Competitor 1
Jules
Competitor 2
Runcell
Competitor 3
Gemini CLI
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
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Competitor Jules
jules.google
An AI coding assistant that works while you sleep sounds like science fiction, but Jules runs continuously in the cloud doing exactly that
Make main Remove
Competitor Runcell
runcell.dev
Make main Remove
Competitor 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.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
280.8Kvisits/mo
176.9Kvisits/mo
—
MoM change
▲ 3.6%
▼ 27.6%
▲ 4.1%
—
6-month growth
+0.3%
-46.5%
+13.2%
—
Global rank web
#212
#198,101
#279,476
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Avg. last 3 months
197.3M
435.9K
168.7K
—
Bounce rate lower is better
58%
49%
45%
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Pages / visit
3.0
1.6
1.8
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Visit duration
2m 31s
42s
45s
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Traffic sources
● Direct 81% · ● Referral 17%
● Direct 71% · ● Referral 28%
● Direct 73% · ● Referral 27%
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OpenAI CodexJulesRuncellGemini CLI
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 · 204.3MJules · 804.2KJules · 742.5KJules · 525.1KJules · 315.3KJules · 476.6KJules · 638.7KJules · 388.1KJules · 280.8KRuncell · 52KRuncell · 99.5KRuncell · 144.1KRuncell · 154KRuncell · 156.3KRuncell · 140.4KRuncell · 170.3KRuncell · 159.2KRuncell · 170KRuncell · 176.9K10K100K1M10M100M1BOpenAI 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 · 204.3MJules · 804.2KJules · 742.5KJules · 525.1KJules · 315.3KJules · 476.6KJules · 638.7KJules · 388.1KJules · 280.8KRuncell · 52KRuncell · 99.5KRuncell · 144.1KRuncell · 154KRuncell · 156.3KRuncell · 140.4KRuncell · 170.3KRuncell · 159.2KRuncell · 170KRuncell · 176.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Free
Starting price
$20per month · free tier available
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$20per 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
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Hobby FreePro $20/moPro+ $60/moUltra $200/mo+1 more
Free (personal Google account) Free
Capabilities input → output
Input
CodeText
CodeText
DataText
CodeDocumentsImagesText
Output
Code
Code
CodeData
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeResearch & AnalyticsAI Coding AssistantAI For Data Analytics
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
4
6
6
4
Coding
Development
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Code reviews
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Data analysis
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Jupyter notebooks
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Agents
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Code explanations
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–
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Python code debugging
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–
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Testing
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–
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Code analysis
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Code documentation
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–
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Data science
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Developer tools
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–
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UI testing
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.