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MCP Server Boilerplate

@lucianoayres

MCP Server Boilerplate is a Node.js example that demonstrates how to build an MCP server with a custom tool, including one that loads an environment variable from a configuration file, to integrate seamlessly with AI-assisted environments like Cursor AI.
Overview

What is MCP Server Boilerplate?

MCP Server Boilerplate is a Node.js example that demonstrates how to build an MCP server with a custom tool, integrating seamlessly with AI-assisted environments like Cursor AI.

How to use MCP Server Boilerplate?

To use the MCP Server Boilerplate, clone the repository, install the dependencies, and configure the MCP server using the provided mcp.json file for integration with Cursor AI.

Key features of MCP Server Boilerplate?

  • MCP Integration: Exposes tool functionality to LLM-based IDEs.
  • Addition Tool: Accepts two numeric parameters and returns their sum.
  • Env Var Retrieval: Demonstrates how to load an example environment variable from the configuration file.
  • Input Validation: Uses Zod for schema validation.
  • Standard I/O Transport: Connects via StdioServerTransport for integration with development environments.

Use cases of MCP Server Boilerplate?

  1. Integrating custom tools into AI-assisted development environments.
  2. Performing arithmetic operations through natural language prompts.
  3. Retrieving environment variables securely in development workflows.

FAQ from MCP Server Boilerplate?

  • Can I customize the tools in the MCP Server?

Yes! You can define your own tools and functionalities as needed.

  • Is there a specific Node.js version required?

Yes, Node.js version 20 or higher is required.

  • How do I integrate with Cursor AI?

You can configure the MCP server using the mcp.json file provided in the project.

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