OpenAI Codex CLI vs OpenCode vs GitHub Copilot CLI vs Document360

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
OpenCode
Competitor 2
GitHub Copilot CLI
Competitor 3
Document360
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 OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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
Competitor Document360
document360.com
Document360 is knowledge base software for publishing product documentation, help centers, SOPs, user manuals and API docs.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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Global rank web
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Bounce rate lower is better
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Pages / visit
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Pricing
Model
Paid
Free
Free
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Starting price
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Free
Free
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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
CodeText
DocumentsTextVideo
Output
Code
Code
Code
AppsText
Skill level
Advanced
Advanced
Intermediate
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Business & MarketingEducation & LearningProductivity & OfficeAI Customer Service+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
6
5
10
Coding
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Agents
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Developer tools
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Knowledge bases
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API docs
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Customer support chatbot
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GitHub pull requests
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MCP
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Writing documentation
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AI search
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Customer support
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Development
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GitHub management
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Knowledge exploration
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Local AI
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SOPs
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SaaS knowledge base
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Self hosted
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Terminal
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Community on aitoolstime
Rating
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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.