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Prerequisites

Before installing Cubent, make sure you have:
  • Visual Studio Code (version 1.70.0 or higher)
  • An AI provider account (OpenAI, Anthropic, or custom API)
  • Internet connection for AI model access

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Step 1: Install the Extension

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From VS Code Marketplace

  1. Open Visual Studio Code
  2. Go to the Extensions view (Ctrl+Shift+X or Cmd+Shift+X)
  3. Search for “Cubent”
  4. Click Install on the official Cubent extension

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From Command Line

code --install-extension cubent.cubent

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Manual Installation

  1. Download the .vsix file from GitHub Releases
  2. In VS Code, go to Extensions view
  3. Click the ”…” menu and select “Install from VSIX…”
  4. Select the downloaded .vsix file

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Step 2: Connect Your AI Provider

After installation, you’ll need to configure your AI provider:

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OpenAI Setup

  1. Get your API key from OpenAI Platform
  2. Open Cubent settings in VS Code
  3. Enter your OpenAI API key
  4. Select your preferred model (GPT-4 recommended)

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Anthropic (Claude) Setup

  1. Get your API key from Anthropic Console
  2. In Cubent Coder settings, select “Anthropic” as provider
  3. Enter your Anthropic API key
  4. Choose your Claude model

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Custom API Setup

For local models or custom APIs:
  1. Select “Custom” as your provider
  2. Enter your API endpoint URL
  3. Configure authentication if required
  4. Test the connection

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Step 3: First Configuration

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Basic Settings

Configure these essential settings for optimal experience:
  • Auto-approval: Set approval preferences for different actions
  • Context window: Adjust based on your model’s capabilities
  • Custom instructions: Add project-specific guidelines

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Workspace Setup

  1. Open your project in VS Code
  2. Cubent will automatically index your codebase
  3. Wait for the initial indexing to complete
  4. You’re ready to start coding with AI!

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Verification

To verify your installation:
  1. Open the Cubent panel (sidebar icon)
  2. Try a simple command: “Hello, can you help me?”
  3. You should receive a response from your AI provider
If you encounter any issues during installation, join our Discord community for help or check our GitHub repository for solutions.

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Next Steps

Now that you have Cubent installed:

Take Your First Steps

Learn the basics with a guided tutorial

Explore Chat Mode

Start with simple questions and code generation

Try Agent Mode

Let Cubent Coder work autonomously on tasks

Create Custom Modes

Customize AI behavior for specific workflows