
Cline
: How to use it, features, and the business problems it solves
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What is Cline?
An AI coding agent that runs as a VSCode extension. The AI autonomously creates and edits files, executes commands, browses the web, and solves complex tasks step by step. An open-source agent where users choose their LLM (Claude, GPT, Gemini, etc.), enabling project-wide changes without leaving the editor.
Business problems it solves
About "Cline"
How to Use
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Install Visual Studio Code (VS Code)
Download and install VS Code from the official website.
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Install the Cline Extension
Search for "Cline" in the VS Code Extension Marketplace and install it.
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Create a Cline Account and Obtain an API Key
Sign up on the Cline official website and get your API key.
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Enter Your API Key
Enter the API key into the Cline extension within VS Code to complete setup.
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Select an AI Model
Choose from available AI models such as Claude 3.7 Sonnet, DeepSeek Chat, or Gemini 2.0 Flash.
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Launch and Use Cline
Launch Cline inside VS Code and start giving natural language instructions, generating code, editing files, and more.
Features
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Plan & Act Mode
Separates task planning (Plan) from execution (Act), generating and editing code only after user confirmation.
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Multi-File Support
Understands the entire project structure and can generate or edit code across multiple files simultaneously.
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Terminal Command Execution
Runs commands in the VS Code integrated terminal to assist with development environment operations.
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Model Context Protocol (MCP) Integration
Enables integration with external tools and services to extend your development workflow.
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Checkpoint Feature
Tracks code change history and allows rollback to any previous state.
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Open Source
The source code is publicly available, making customization and extension possible.
Pricing
| Free Plan | |
|---|---|
| Monthly Price | Free |
| Available AI Models | Claude 3.7 Sonnet, DeepSeek Chat, Gemini 2.0 Flash |
| Plan/Act Mode | Supported |
| Terminal Command Execution | Supported |
| Multi-File Editing | Supported |
| MCP Integration | Supported |
| Checkpoint Feature | Supported |
| Commercial Use | Supported |
| Source Code | Open source (Apache 2.0 License) |

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