OpenAI Codex vs Gemini CLI vs Jules vs Aider

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

Your tool
OpenAI Codex
vs
Competitor 1
Gemini CLI
Competitor 2
Jules
Competitor 3
Aider
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
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
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 Aider
aider.chat
AI pair programming in your terminal
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
—
280.8Kvisits/mo
317.9Kvisits/mo
MoM change
▲ 3.6%
—
▼ 27.6%
▼ 15.9%
6-month growth
+0.3%
—
-46.5%
-12.7%
Global rank web
#212
—
#198,101
#140,509
Avg. last 3 months
197.3M
—
435.9K
378.5K
Bounce rate lower is better
58%
—
49%
48%
Pages / visit
3.0
—
1.6
2.0
Visit duration
2m 31s
—
42s
55s
Traffic sources
● Direct 81% · ● Referral 17%
—
● Direct 71% · ● Referral 28%
● Direct 83% · ● Referral 16%
OpenAI CodexGemini CLIJulesAider
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 · 280.8KAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9K100K1M10M100M1BOpenAI 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 · 280.8KAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Free
Starting price
$20per month · free tier available
Free
—
Free
Free tier
–
Free trial
–
–
–
–
API access
–
–
–
Plans
—
Free (personal Google account) Free
—
—
Capabilities input → output
Input
TextCode
TextImagesDocumentsCode
TextCode
AudioWeb pagesTextImagesCode
Output
Code
Code
Code
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
4
4
6
8
Coding
Development
Code reviews
–
–
Agents
–
–
–
Code testing
–
–
–
Git commands
–
–
–
Terminal
–
–
–
Testing
–
–
–
Code analysis
–
–
–
Code documentation
–
–
–
Debugging
–
–
–
Developer tools
–
–
–
Refactoring
–
–
–
Terminal commands management
–
–
–
UI testing
–
–
–
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
–
–
–
–

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.