extension/packages/mcp

@hanzo/mcp

TypeScript implementation of Model Context Protocol (MCP) server with 40+ built-in tools for AI development.

Features

• 📁 File Operations: Read, write, edit, move, delete, and manage files
• 🔍 Advanced Search: Grep, ripgrep, file finding, and unified search
• 💻 Shell Integration: Execute commands, manage background processes
• ✏️ Smart Editing: Single and multi-file editing with precise replacements
• 🌳 Project Navigation: Directory trees, file listing, and exploration
• 🧠 AI Tools: Think, critic, consensus, and agent delegation capabilities
• 🔎 Vector Search: LanceDB integration for multimodal embeddings
• 🌲 AST Search: Code intelligence with syntax-aware search
• 📋 Todo Management: Task tracking with priorities, tags, and projects
• 🎯 Mode System: Context-aware tool filtering and command palettes

Installation

npm install -g @hanzo/mcp

Usage

As a CLI

# Start MCP server
hanzo-mcp serve

# Use with Claude Desktop
hanzo-mcp install-desktop

As a Library

import { createMCPServer } from '@hanzo/mcp';

const server = await createMCPServer({
  name: 'my-mcp-server',
  version: '1.0.0',
  customTools: [
    // Your custom tools
  ]
});

await server.start();

Built-in Tools

File Operations

• read_file - Read file contents
• write_file - Write or overwrite files
• edit_file - Replace text in files
• multi_edit - Multiple edits in one operation
• create_file - Create new files
• delete_file - Delete files
• move_file - Move or rename files
• list_files - List directory contents
• tree - Show directory tree structure

Search Tools

• grep - Pattern search with grep/ripgrep
• find_files - Find files by name pattern
• search - Unified search combining multiple strategies
• ast_search - AST-based code pattern search
• find_symbol - Find function/class definitions
• analyze_dependencies - Analyze import dependencies

Shell Tools

• bash - Execute shell commands
• shell - Cross-platform shell execution
• background_bash - Run background processes
• kill_process - Terminate processes
• list_processes - List running processes

AI Tools

• think - Structured reasoning space
• critic - Critical analysis tool
• consensus - Multi-model consensus
• agent - Delegate tasks to sub-agents

Vector Search

• vector_index - Create vector indexes
• vector_search - Search with embeddings
• vector_stats - Vector database statistics

Todo Management

• todo_add - Add new todo items
• todo_list - List and filter todos
• todo_update - Update todo status/details
• todo_delete - Delete todos
• todo_stats - Todo statistics and productivity

Mode & Palette System

• mode_switch - Switch tool modes
• mode_list - List available modes
• palette_select - Select command palette
• palette_list - List palettes
• mode_create - Create custom modes
• shortcut - Execute palette shortcuts

Modes

The MCP server supports different modes that filter available tools:

• developer - Full access to all tools
• research - Read-only exploration tools
• editor - File editing focused tools
• terminal - Shell and system operations
• ai_assistant - AI-powered assistance tools
• project_manager - Task and project management

Configuration

Environment Variables

# Vector search database path
HANZO_VECTOR_DB=/path/to/vector.db

# Todo storage path
HANZO_TODO_PATH=/path/to/todos.json

# AI Provider Keys (for AI tools)
OPENAI_API_KEY=sk-...
ANTHROPIC_API_KEY=sk-ant-...
GOOGLE_API_KEY=...

Custom Tools

import { Tool, createMCPServer } from '@hanzo/mcp';

const myTool: Tool = {
  name: 'my_tool',
  description: 'My custom tool',
  inputSchema: {
    type: 'object',
    properties: {
      input: { type: 'string' }
    },
    required: ['input']
  },
  handler: async (args) => {
    return {
      content: [{
        type: 'text',
        text: `Processed: ${args.input}`
      }]
    };
  }
};

const server = await createMCPServer({
  customTools: [myTool]
});

Integration with Claude Desktop

1. Install the MCP server:

npm install -g @hanzo/mcp

2. Configure Claude Desktop:

hanzo-mcp install-desktop

This adds the server to your Claude Desktop configuration at:

• macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json

Development

# Clone the repository
git clone https://github.com/hanzoai/mcp.git
cd mcp

# Install dependencies
npm install

# Build
npm run build

# Run tests
npm test

# Development mode
npm run dev

License

MIT © Hanzo AI