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MCP Server Basic Example

MCP Server Basic Example

by harishivam1411
OverviewSchemaSourceRelated ServersDiscussionsAdmin
Python

MCP Server Basic Example

This is a basic example of a Model Context Protocol (MCP) server implementation that demonstrates core functionality including tools and resources.

Setup Steps

  1. Initialize the project (Go to any local folder and launch powershell or cmd):

uv init mcp-server-basic
cd mcp-server-basic

  1. Create virtual environment and activate it

  uv venv
  .venv\Scripts\activate

  1. Install dependencies:

uv add "mcp[cli]"

or 

uv add -r requirements.txt

Related MCP server: MCP Server Basic Example

Features

The server implements the following features:

Tools

  • add(a: int, b: int): Adds two numbers

  • subtract(a: int, b: int): Subtracts second number from first

Resources

  • greeting://{name}: Returns a personalized greeting

Running the Server

To run the server with the MCP Inspector for development:

uv run mcp dev main.py

To run the server normally:

uv run mcp run

To install the server in Claude desktop app:

uv run mcp install main.py

MCP connect in VS code

  • Open folder/mcp-server-basic in vs code

  • open terminal and run below command :

uv run main.py

Project Structure

  • main.py: Main server implementation with tools and resources

  • pyproject.toml: Project configuration and dependencies

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

Loading tool schema changelog…

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    Maintenance

    ActivityInactive
    ResponsivenessNo recent community issues

    Resources

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    • MCP Server Basic Example

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      A simple implementation of a Model Context Protocol server that demonstrates core functionality including mathematical tools (add, subtract) and personalized greeting resources.
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    • MCP Server Basic Example

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