thekrprince/crud-mcp-server

MongoDB MCP Server

This is a Message Control Protocol (MCP) server that provides CRUD operations for notes using MongoDB.

Prerequisites

• Node.js or Bun installed
• MongoDB installed and running locally (or a MongoDB Atlas connection string)

Setup

1. Clone this repository
2. Install dependencies:

   bun install
   

3. Create a .env file in the root directory with your MongoDB configuration:

   MONGODB_URI=mongodb://localhost:27017
   DB_NAME=notes_db
   COLLECTION_NAME=notes
   

Running the Server

Start the server with:

bun run index.ts

Available Operations

Create Note

Creates a new note in MongoDB.

{
  "title": "My First Note",
  "content": "This is the content of my note",
  "tags": ["important", "todo"]
}

Read Note

Reads a note by its ID.

{
  "id": "note_id_here"
}

Update Note

Updates an existing note.

{
  "id": "note_id_here",
  "updates": {
    "title": "Updated Title",
    "content": "Updated content",
    "tags": ["updated", "tags"]
  }
}

Delete Note

Deletes a note by its ID.

{
  "id": "note_id_here"
}

Testing

You can test the server using the provided test client:

bun run test-client.ts

The test client will:

1. Create a new note
2. Read back the created note
3. Display the results in the console

Security Note

Make sure to keep your MongoDB connection string secure and never commit it to version control.