The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.
Add to ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"csharp-sdk": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-csharp-sdk"
]
}
}
}