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All Cline Features + Personalized AI Companion + Enhanced System Prompts
π₯ Install Now in VS Code π Documentation
Choose and customize your personal AI coding partner!
Cline/Caret Toggle - One-click switching between two modes
Personalized AI Companion - Your unique persona for enjoyable coding
Enhanced System Prompts - Smarter and more efficient AI responses
4 Languages Support - English, Korean, Japanese, Chinese + 4-language manuals
25 Providers, 223 Models - Cline v3.26.6 fully compatible + extended
The Persona System that completely differentiates from other AI tools! Beyond simple text chat, code with a visually vibrant AI companion.
 Caret Friendly robot friend |
 Oh Sarang K-POP idol developer |
 Madobe Ichika Windows 11 OS-tan |
 Cyan Macin macOS assistant |
 Tando Ubuntu Open source collaborator |
π¨ Customization: Register your own AI name and profile image! β‘ Toggle Anytime: Enable/disable personas instantly - pure Cline mode available
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Cline Mode - Original Cline exactly as is:
- Plan/Act approach - Familiar method for existing Cline users
- All settings compatible - Use existing settings as-is
- Same workflow - Familiar usage methods unchanged
- Stability guaranteed - Cline's proven core engine
Caret Mode - Extended features:
- Persona System - Create your personal AI companion
- Enhanced System Prompts - Smarter and more efficient AI
- 4 Languages Support - Perfect multilingual environment
- Chatbot/Agent - More intuitive conversation style
- Existing Cline users: Start with Cline mode β Try Caret mode when needed
- New users: Start with Caret mode β Switch to classic Cline mode anytime
- Per-project settings: Use different modes for different projects
Perfect 4-language support for developers worldwide to use comfortably in their native language:
- English - Native support (UI, AI chat, docs, manuals)
- Korean - Complete Korean support (UI, AI chat, docs, manuals)
- Japanese - Complete Japanese support (UI, AI chat, docs, manuals)
- Chinese - Complete Chinese support (UI, AI chat, docs, manuals)
- All feature documentation - Learn from installation to advanced features
- Step-by-step tutorials - Comprehensive guides for all skill levels
- API reference - Detailed technical documentation
- Community examples - Real-world use cases and best practices
Search "Caret" in VS Code Extensions tab β Install
Enter API key for your preferred AI provider in settings
(Caret supports 223 models from 25 providers)
Select your favorite AI persona from sidebar
or create your own custom persona
Press Ctrl+' to open chat window
Type "Hello! Create a React component for me"
| Comparison | Other AI Tools | Caret |
|---|---|---|
| Token Usage | Standard | Optimized |
| API Cost | Standard | Reduced |
| Response Speed | Average | Optimized |
| Multi-language | No | Yes 4 Languages + Manuals |
| Personas | No | Yes Supported |
| Cline Compatible | No | Yes 100% |
System prompt optimization provides more efficient AI responses.
Major Providers: OpenAI GPT-5, Anthropic Claude-4, Google Gemini 2.5, DeepSeek V3, Qwen3, etc.
View Complete Real-time Updated Model List β- Plan/Act Mode - Cline's proven transparent development process
- MCP Support - Model Context Protocol for external system connections
- Zero Trust Security - Complete client-side execution
- Free Model Switching - Instant switching between Claude, Gemini, Kimi, etc.
- Persona System - Caret's unique personalized AI companions
- Enhanced System Prompts - Smarter and more efficient AI responses
- 4 Languages Support - Perfect multilingual environment
Coming Soon (within 1-2 weeks):
- Self-login System - Simplified API key management
- Credit Purchase System - More convenient billing system
- Local LLM Support - Usable without internet
- Korea-specialized Models - Hyperclova X, EXAONE, etc.
Long-term Plans:
- Team Collaboration Features - Multiple people working with AI together
- Learning Features - Personalization that learns your coding style
- Plugin System - Community extension features
- Service Credits - Free usage rights based on contribution scale
- Contributor Listing - Name listed on GitHub and official website
- Beta Tester - Priority access to new features
- Bug Reports β Report at Issues
- Feature Suggestions β Share new ideas
- Code Contributions β Fork then Pull Request
- Document Translation β Participate in other language translations
- Official Homepage: https://caret.team
- Discord Community: Join
- Email Inquiry: [email protected]
- Bug Reports: GitHub Issues
If you want to participate in development, check out these documents:
- Developer Guide - Basic information on build and testing
- Caret Architecture - Overall system structure
- New Developer Guide - Project onboarding
- AI Message Flow - Understanding AI systems
- Testing Guide - TDD development methods
- Multilingual System - i18n implementation
Must-read before development: Please first read the AI Work Methodology Guide.