Create your first own server
@ma3u
About Create your first own server
Simple MCP Server to count char "r"
Config
Add this server to your MCP-compatible client using the configuration below.
{
"mcpServers": {
"mcp-server-count-r-": {
"command": "python3",
"args": [
"-m",
"venv",
".venv"
]
}
}
}Tools
No tools detected
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Overview
What is Create your first own server?
It is a tutorial MCP server created to demonstrate building a first MCP server. It counts the number of 'r' characters in a given string, as shown by the example with the word Rindfleischetikettierungsüberwachungsaufgabenübertragungsgesetz, and integrates with Claude Desktop.
How to use Create your first own server?
Create a Python virtual environment, activate it, install the mcp package, and write a server.py file. Then configure Claude Desktop by adding the server (e.g., count-r) to claude_desktop_config.json with the full path to the Python executable and the server script. Restart Claude Desktop, accept the new server, and test by asking it to count '
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