GitHub Copilot CLI vs OpenAI Codex CLI vs Semantic Kernel vs Jules

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

Your tool
GitHub Copilot CLI
vs
Competitor 1
OpenAI Codex CLI
Competitor 2
Semantic Kernel
Competitor 3
Jules
Compare
4 tools · best value per row highlighted
Your tool 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.
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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 Semantic Kernel
learn.microsoft.com
Semantic Kernel is a lightweight, open-source development kit from Microsoft for building AI agents and adding AI models to existing C#, Python or Java codebases.
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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
Traffic estimated monthly website traffic
Monthly visits
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280.8Kvisits/mo
MoM change
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▼ 27.6%
6-month growth
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-46.5%
Global rank web
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#198,101
Avg. last 3 months
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435.9K
Bounce rate lower is better
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49%
Pages / visit
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1.6
Visit duration
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42s
Traffic sources
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● Direct 71% · ● Referral 28%
GitHub Copilot CLIOpenAI Codex CLISemantic KernelJules
0201K402.1K603.1K804.2KJules · 804.2KJules · 742.5KJules · 525.1KJules · 315.3KJules · 476.6KJules · 638.7KJules · 388.1KJules · 280.8K100K1MJules · 804.2KJules · 742.5KJules · 525.1KJules · 315.3KJules · 476.6KJules · 638.7KJules · 388.1KJules · 280.8KDec '25Jan '26FebMarAprMayJunJul
Pricing
Model
Free
Paid
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Freemium
Starting price
Free
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Free tier
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Free trial
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API access
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Plans
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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
CodeText
CodeImagesText
CodeText
CodeText
Output
Code
Code
Apps
Code
Skill level
Intermediate
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
2
4
6
Coding
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Agents
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Developer tools
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Agent creation
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Code reviews
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Development
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LLM development
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Testing
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GitHub management
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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
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Saves
0
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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.