OpenAI Codex CLI vs Gemini CLI vs Augment Code vs Aider

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 CLI
Competitor 2
Augment Code
Competitor 3
Aider
Compare
4 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.
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 Augment Code
augmentcode.com
Augment Code is an agentic software development company whose Cosmos platform runs software agents across the development lifecycle.
Make main Remove
Competitor Aider
aider.chat
AI pair programming in your terminal
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
—
317.9Kvisits/mo
MoM change
—
—
—
▼ 15.9%
6-month growth
—
—
—
-12.7%
Global rank web
—
—
—
#140,509
Avg. last 3 months
—
—
—
378.5K
Bounce rate lower is better
—
—
—
48%
Pages / visit
—
—
—
2.0
Visit duration
—
—
—
55s
Traffic sources
—
—
—
● Direct 83% · ● Referral 16%
OpenAI Codex CLIGemini CLIAugment CodeAider
0119.7K239.3K359K478.7KAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9K100K1MAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Free
Paid
Free
Starting price
—
Free
$20per month
Free
Free tier
–
–
Free trial
–
–
–
–
API access
–
–
–
–
Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Free (personal Google account) Free
Standard $20/moBusiness $100/moEnterprise Custom
—
Capabilities input → output
Input
TextImagesCode
TextImagesDocumentsCode
TextCode
AudioWeb pagesTextImagesCode
Output
Code
Code
Code
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+2 more
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
2
4
6
8
Coding
Code testing
–
–
Developer tools
–
–
Development
–
–
Code reviews
–
–
–
Agents
–
–
–
Git commands
–
–
–
Terminal
–
–
–
Testing
–
–
–
Code analysis
–
–
–
Cve monitoring
–
–
–
Debugging
–
–
–
Refactoring
–
–
–
Terminal commands management
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 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.