Semantic Kernel vs OpenAI Codex CLI vs GitHub Copilot

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

Your tool
Semantic Kernel
vs
Competitor 1
OpenAI Codex CLI
Competitor 2
GitHub Copilot
Competitor 3
Suggested competitors for Semantic Kernel: LangChain92% Haystack92% Rivet91% AutoGen91% Pipecat89% LangGraph88% Dify88% Langflow88%
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3 tools · best value per row highlighted
Your tool 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 OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
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637.9Mvisits/mo
MoM change
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▲ 3.7%
6-month growth
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+19.3%
Global rank web
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#49
Avg. last 3 months
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629.7M
Bounce rate lower is better
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36%
Pages / visit
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5.9
Visit duration
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6m 26s
Traffic sources
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● Direct 83% · ● Referral 15%
Semantic KernelOpenAI Codex CLIGitHub Copilot
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
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Paid
Freemium
Starting price
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$4per month · free tier available
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
Free FreeTeam $4/moEnterprise $21/mo
Capabilities input → output
Input
CodeText
CodeImagesText
CodeText
Output
Apps
Code
Code
Skill level
Advanced
Advanced
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
4
9
Agents
Coding
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Developer tools
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Terminal
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Agent creation
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Code autocompletion
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Code reviews
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Coding in VS Code
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LLM development
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Vs code
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API integrations
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Agent management
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Debugging
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–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
2
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.