OpenAI Codex CLI vs OpenCode vs Cline vs JetBrains AI Assistant

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
Cline
Competitor 3
JetBrains AI Assistant
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.
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Competitor Cline
cline.bot
Terminal-first coders get a different kind of AI assistant here
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Competitor JetBrains AI Assistant
jetbrains.com
JetBrains AI Assistant brings AI chat, coding agents and code completion directly into JetBrains IDEs.
Make main Remove
Traffic estimated monthly website traffic
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6-month growth
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Bounce rate lower is better
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Pricing
Model
Paid
Free
Free
Freemium
Starting price
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Free
Free
€8.33per month · free tier available
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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Open Source CustomEnterprise Custom
AI Free FreeAI Pro (individual) €100/yrAI Pro (organization) €200/yr
Capabilities input → output
Input
CodeImagesText
CodeText
CodeText
CodeText
Output
Code
Code
Code
Code
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
4
6
11
5
Coding
Agents
Developer tools
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MCP
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Terminal
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Development
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Code autocompletion
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Refactoring
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Coding in VS Code
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Shell commands
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Vs code
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Bash
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Local AI
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Self hosted
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Terminal commands management
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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.