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Greptile

โ˜… 8

from sosacrazy126

Code search and querying using the Greptile API.

๐Ÿ”ฅ๐Ÿ”ฅ๐Ÿ”ฅโœ“ VerifiedFreeAdvanced setup

๐Ÿš€ Greptile MCP Server - TypeScript Edition

A modern, TypeScript-powered MCP (Model Context Protocol) server that provides AI-powered code search and querying capabilities through the Greptile API. Built with the official MCP SDK and designed for seamless integration with AI tools like Claude Desktop, Continue, and other MCP-compatible clients.

โœจ Features

๐Ÿ”ฅ Zero-Installation Experience

# Start immediately with npx - no setup required!
npx greptile-mcp-server --api-key=xxx --github-token=yyy

๐Ÿง  AI-Powered Code Understanding

  • Natural Language Queries: Ask questions about codebases in plain English
  • Deep Code Analysis: Understand architecture, patterns, and implementation details
  • Cross-Repository Insights: Compare patterns and approaches across multiple codebases
  • Session Continuity: Build understanding progressively through conversation

โšก Modern Architecture

  • Official MCP SDK: Built with TypeScript MCP SDK for full protocol compliance
  • Streaming Support: Real-time responses with Server-Sent Events
  • Type Safety: Full TypeScript integration with comprehensive type definitions
  • Plugin Architecture: Extensible design for custom tools and integrations

๐Ÿ› ๏ธ Developer Experience

  • NPX Ready: Install and run with a single command
  • Auto-Configuration: Intelligent configuration detection and validation
  • Interactive Setup: Guided setup wizard for first-time users
  • Comprehensive Help: Built-in documentation and usage examples

๐Ÿ”ง MCP Client Integration

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "greptile": {
      "command": "npx",
      "args": ["greptile-mcp-server"],
      "env": {
        "GREPTILE_API_KEY": "your_api_key",
        "GITHUB_TOKEN": "your_github_token"
      }
    }
  }
}

Continue IDE Extension

Add to your Continue configuration:

{
  "contextProviders": [
    {
      "name": "greptile-mcp",
      "type": "mcp",
      "serverName": "greptile",
      "command": ["npx", "greptile-mcp-server"]
    }
  ]
}

Other MCP Clients

The server uses standard MCP protocol and works with any MCP-compatible client:

# Generic MCP client connection
your-mcp-client connect --command "npx greptile-mcp-server"

๐Ÿ› ๏ธ Available Tools

1. greptile_help

Get comprehensive documentation and usage examples.

{
  "name": "greptile_help"
}

2. index_repository

Index a repository to make it searchable.

{
  "name": "index_repository",
  "arguments": {
    "remote": "github",
    "repository": "microsoft/vscode",
    "branch": "main",
    "reload": true
  }
}

3. query_repository

Query repositories with natural language.

{
  "name": "query_repository",
  "arguments": {
    "query": "How is authentication implemented in this codebase?",
    "repositories": [
      {
        "remote": "github",
        "repository": "microsoft/vscode", 
        "branch": "main"
      }
    ],
    "stream": false,
    "session_id": "optional-session-id"
  }
}

4. get_repository_info

Get information about indexed repositories.

{
  "name": "get_repository_info",
  "arguments": {
    "remote": "github",
    "repository": "microsoft/vscode",
    "branch": "main"
  }
}

๐Ÿ”€ Migration from Python Version

The TypeScript version maintains full compatibility with the Python implementation while adding significant improvements:

What's New

  • โœ… Official MCP SDK: Standards-compliant implementation
  • โœ… NPX Distribution: Zero-installation experience
  • โœ… Better Performance: V8 engine advantages for I/O operations
  • โœ… Type Safety: Full TypeScript integration
  • โœ… Modern Tooling: ESLint, Prettier, comprehensive testing
  • โœ… Enhanced CLI: Interactive setup and better UX

Migration Steps

# Old Python usage
python -m src.main

# New TypeScript usage  
npx greptile-mcp-server

# Same MCP tools and API compatibility
# No changes needed in MCP client configurations

โ“ Frequently Asked Questions

Q: Do I need to install anything locally to use this?

A: No! The server runs via NPX with zero installation required. Just run npx greptile-mcp-server and it will download and run automatically.

Q: Can I use this with any MCP-compatible client?

A: Yes! This server implements the standard Model Context Protocol and works with Claude Desktop, MCP CLI tools, and any other MCP-compatible client.

Q: How do I index private repositories?

A: Ensure your GitHub token has repo permissions for private repositories. The token needs access to read the repositories you want to index.

Q: What's the difference between .env files and environment variables?

A:

  • .env files are great for local development - they only work in the directory where the file exists
  • Environment variables are system-wide and work everywhere, making them better for global usage with npx

Q: How much does it cost to use Greptile?

A: Greptile pricing depends on your usage. Check Greptile's pricing page for current rates. This MCP server itself is free and open-source.

Q: Can I use this with multiple repositories?

A: Yes! You can index multiple repositories and query across all of them. Use the index_repository tool for each repository you want to add.

Q: How long does it take to index a repository?

A: Indexing time varies by repository size. Small repos (< 1000 files) typically take 1-2 minutes, while larger repos may take 10-15 minutes. You can check status with the get_repository_info tool.

Q: Is my code data secure?

A: Your code is processed by Greptile's API according to their security and privacy policies. Check Greptile's security documentation for details about data handling and retention.

Q: Can I run this on Windows?

A: Yes! The server works on Windows, macOS, and Linux. Use the platform-specific environment variable setup instructions above.

Q: Why do I get "command not found" errors?

A: This usually means:

  • NPX is not installed (install Node.js which includes NPX)
  • Your PATH doesn't include Node.js binaries
  • There's a typo in the command (it's npx greptile-mcp-server not npx @greptile/mcp-server)

๐Ÿ—๏ธ Development

Local Development

# Clone and setup
git clone https://github.com/greptile/mcp-server.git
cd mcp-server
npm install

# Development with hot reload
npm run dev

# Build for production
npm run build

# Run tests
npm test

# Type checking
npm run typecheck

# Linting and formatting
npm run lint
npm run format

Project Structure

src/
โ”œโ”€โ”€ cli.ts              # NPX CLI interface
โ”œโ”€โ”€ server.ts           # Core MCP server implementation  
โ”œโ”€โ”€ index.ts            # Module exports
โ”œโ”€โ”€ clients/
โ”‚   โ””โ”€โ”€ greptile.ts     # Greptile API client
โ”œโ”€โ”€ types/
โ”‚   โ””โ”€โ”€ index.ts        # TypeScript type definitions
โ””โ”€โ”€ utils/
    โ””โ”€โ”€ index.ts        # Utility functions

tests/
โ”œโ”€โ”€ unit/               # Unit tests
โ””โ”€โ”€ integration/        # Integration tests

Build Configuration

  • TypeScript: ES2022 target with strict mode
  • Build Tool: tsup for dual ESM/CJS output
  • Testing: Mocha + Chai with TypeScript support
  • Code Quality: ESLint + Prettier with TypeScript rules

๐Ÿšฆ Performance & Benchmarks

Startup Performance

  • Cold Start: < 2 seconds
  • Memory Usage: ~50MB base footprint
  • Concurrent Requests: Handles 100+ concurrent MCP tool calls

API Performance

  • Query Response: Typically 1-3 seconds
  • Streaming: Real-time chunk delivery
  • Repository Indexing: Varies by repository size (usually 30s-5min)

Compared to Python Version

  • 40% Faster Startup - V8 vs Python runtime
  • 60% Smaller Container - Node.js vs Python base images
  • 30% Better Memory Efficiency - V8 garbage collection
  • Native Streaming - Better SSE performance

๐Ÿ›ก๏ธ Security & Best Practices

Token Security

  • Environment Variables: Store tokens in environment, not code
  • Minimal Permissions: Use GitHub tokens with only required repo permissions
  • Token Rotation: Regularly rotate API keys and tokens
  • Local Storage: Never commit tokens to version control

Network Security

  • HTTPS Only: All API communications use HTTPS
  • Request Validation: Input validation and sanitization
  • Rate Limiting: Built-in retry logic with exponential backoff
  • Error Handling: Comprehensive error handling without token exposure

๐Ÿค Contributing

We welcome contributions! Please see our Contributing Guide for details.

Development Workflow

  1. Fork the repository
  2. Create a feature branch (git checkout -b feature/amazing-feature)
  3. Make your changes with tests
  4. Run the test suite (npm test)
  5. Ensure code quality (npm run lint)
  6. Commit your changes (git commit -m 'Add amazing feature')
  7. Push to the branch (git push origin feature/amazing-feature)
  8. Open a Pull Request

๐Ÿ“„ License

This project is licensed under the MIT License - see the LICENSE file for details.

๐Ÿ™ Acknowledgments

  • Anthropic for the Model Context Protocol specification
  • Greptile for the powerful code analysis API
  • TypeScript Community for excellent tooling and ecosystem
  • MCP Community for protocol development and feedback

๐Ÿ“ž Support


Built with โค๏ธ by the Greptile team โ€ข Powered by TypeScript and the Model Context Protocol