mcp-server MCP Server

What is mcp-server?

mcp-server is a TypeScript‑based MCP (Model Context Protocol) server that implements a simple notes system. It demonstrates core MCP concepts by providing resources, tools, and prompts for managing text notes with URIs and metadata. It is intended for developers learning or using the MCP protocol.

How to use mcp-server?

Install dependencies with npm install, build with npm run build, and optionally run npm run watch for auto‑rebuild during development. To use with Claude Desktop, add the server configuration to the Claude desktop config file pointing to the built index.js file. Debug via the MCP Inspector using npm run inspector.

Key features of mcp-server

• Lists and accesses notes via note:// URIs.
• Each note has title, content, and metadata.
• Provides the create_note tool to create new notes.
• Offers the summarize_notes prompt for LLM summarization.
• Uses plain text mime type for content access.

Use cases of mcp-server

• Developing or testing an MCP server implementation.
• Managing a small set of text notes programmatically.
• Demonstrating how resources, tools, and prompts work together in MCP.

FAQ from mcp-server

What does mcp-server do?

It provides a simple notes system over MCP, allowing users to list, access, create, and summarize text notes via standard MCP concepts (resources, tools, prompts).

What runtime or dependencies are required?

Node.js, npm, and TypeScript. The server is built as a Node.js application using the MCP TypeScript SDK.

Where does the data live?

Notes are stored in server memory (state). No external database or file storage is used.

How do I debug the server?

Use the MCP Inspector by running npm run inspector, which provides a URL for browser‑based debugging tools.

What transport does mcp-server use?

The README indicates it communicates over stdio (as noted in the debugging section). No other transport is mentioned.