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Mnemosyne

io.github.28naem-del/mnemosyne · v3.0.0-rc.4

Evidence-tracked local memory MCP server: one SQLite file; corrections retire dependent memories.

Connect Runs on your machine

Terminal
claude mcp add mnemosyne -e MNEMOSYNE_INDEX_MODE=<MNEMOSYNE_INDEX_MODE> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "mnemosyne": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MNEMOSYNE_INDEX_MODE": "<MNEMOSYNE_INDEX_MODE>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "mnemosyne": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MNEMOSYNE_INDEX_MODE": "<MNEMOSYNE_INDEX_MODE>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "mnemosyne": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MNEMOSYNE_INDEX_MODE": "<MNEMOSYNE_INDEX_MODE>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
MNEMOSYNE_INDEX_MODE
Optional
Dense index used for semantic recall; defaults to auto

Details

Package[email protected] (NPM, stdio)
First published29 Oct 2026
Last updated29 Oct 2026
Registry nameio.github.28naem-del/mnemosyne

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