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mcp/harbor
Claude Desktop

Mnemosyne OS for Claude Desktop

io.github.mnemosyne-os/mcp

Memory the human governs, on their own machine, plus what other coding agents here wrote.

client:Claude Desktop transport:stdio runtime:npm

Install Mnemosyne OS in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mnemosyne_os/mcp"
      ],
      "env": {
        "MNEMO_DEFAULT_VAULT": "<MNEMO_DEFAULT_VAULT>",
        "MNEMO_VAULTS": "<MNEMO_VAULTS>",
        "MNEMO_SDK_PORT": "<MNEMO_SDK_PORT>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

Mnemosyne OS in other clients

Mnemosyne OS MCP server