Hello World MCP Server Simple MCP server for practicing MCP server packaging.

Available Tools

• hello-world
  • A simple tool that returns a greeting
  • Arguments:
    • greeting (string, required): the greeting to return

Installation

Using uv (recommended)

When using uv no specific installation is needed. We will use uvx to directly run mcp-server-fetch.

Configuration

Configure for Claude.app

Add to your Claude settings:

Using docker

"mcpServers": {
  "fetch": {
    "command": "docker",
    "args": ["run", "-i", "--rm", "--pull=always", "mcp/fetch"]
  }
}

Debugging

You can use the MCP inspector to debug the server. For uvx installations:

docker run --rm -p 5173:5173 -p 3000:3000 -v /var/run/docker.sock:/var/run/docker.sock --pull=always mcp/inspector

License

mcp-hello-world is licensed under the MIT License. This means you are free to use, modify, and distribute the software, subject to the terms and conditions of the MIT License. For more details, please see the LICENSE file in the project repository.