phone validator mcp for Claude Desktop
io.github.mrfentmen/phone-validator-mcp
Validate and format international phone numbers locally. No network and no key.
client:Claude Desktop
transport:stdio
runtime:npm
Install phone validator mcp in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"phone-validator-mcp": {
"command": "npx",
"args": [
"-y",
"phone-validator-mcp"
]
}
}
}Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs