OpenAI Codex CLI vs llama.cpp vs devlo vs GitHub Copilot CLI

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
llama.cpp
Competitor 2
devlo
Competitor 3
GitHub Copilot CLI
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 llama.cpp
github.com
llama.cpp is an open-source inference engine that runs large language models and vision-language models on local hardware or in the cloud with minimal setup.
Make main Remove
Competitor devlo
devlo.ai
Engineering teams get a browser-based system that handles code from multiple angles
Make main Remove
Competitor GitHub Copilot CLI
github.com
It reads, writes and runs code, works directly with your issues and pull requests, and carries a task from planning to merged code.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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MoM change
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▼ 70.3%
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6-month growth
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Global rank web
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#8,880,689
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Avg. last 3 months
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537
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Bounce rate lower is better
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0%
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Pages / visit
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Visit duration
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Traffic sources
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OpenAI Codex CLIllama.cppdevloGitHub Copilot CLI
02K3.9K5.9K7.9Kdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6K1K10Kdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KDec '25Jan '26Feb
Pricing
Model
Paid
Free
Freemium
Free
Starting price
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Free
$19per month · free tier available
Free
Free tier
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Free trial
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API access
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Plans
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
CodeImagesText
ImagesText
CodeText
CodeText
Output
Code
Text
AppsCode
Code
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI APIAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI App Builder+2 more
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
7
14
5
Coding
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Agents
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Developer tools
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GitHub pull requests
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Code reviews
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Local AI
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Teams performance analytics
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Agent creation
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Development
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GitHub
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Jira tickets
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LLM development
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Large language models
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Self hosted
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APIs
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Code quality
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Codebase q a
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Debugging
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Frontend development
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GitHub management
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Llama 3 on mac
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No-code
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Terminal
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Community on aitoolstime
Rating
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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.