OpenAI Codex CLI vs GitHub Copilot CLI vs Knowledge Plane vs Qwen Code

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
GitHub Copilot CLI
Competitor 2
Knowledge Plane
Competitor 3
Qwen Code
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.
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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
Competitor Knowledge Plane
knowledgeplane.io
Engineering teams watch their AI tools hallucinate outdated project details
Make main Remove
Competitor Qwen Code
github.com
Qwen Code is an open-source AI coding agent that lives in the terminal and also runs in editors, a desktop app, a Web UI and chat apps.
Make main Remove
Traffic estimated monthly website traffic
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Bounce rate lower is better
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Pricing
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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
CodeText
CodeDocumentsText
CodeText
Output
Code
Code
Text
Code
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Education & LearningAI Knowledge Management
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
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12
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Developer tools
Coding
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Agents
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Knowledge bases
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Knowledge graphs
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Agent memory
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GitHub pull requests
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Knowledge
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Knowledge maps
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Knowledge sourcing
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MCP
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Code documentation
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Codebase q a
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Development
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Digital information management
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GitHub management
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Knowledge exchange
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Local AI
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Slack
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Terminal
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Community on aitoolstime
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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.