M3 Memory MCP Server

by skynetcmdio.github.skynetcmd/m3-memoryv2026.10.7.1

Local-first memory — 100+ tools, 99.2% LongMemEval-S retrieval@8, hybrid search, GDPR, no cloud.

26Pythonstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Active2d ago

Install M3 Memory MCP server

claude mcp add m3-memory -- uvx m3-memory

{
  "mcpServers": {
    "m3-memory": {
      "command": "uvx",
      "args": [
        "m3-memory"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "m3-memory": {
      "command": "uvx",
      "args": [
        "m3-memory"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "m3-memory": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "m3-memory"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "m3-memory": {
      "command": "uvx",
      "args": [
        "m3-memory"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Active — last maintenance signal 2d ago. The newest of the signals below sets the band.

›How do I install the M3 Memory MCP server in Claude Code?

Run: claude mcp add m3-memory -- uvx m3-memory. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does M3 Memory require an API key?

No required environment variables are declared in its published metadata.

›Can I use M3 Memory as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is M3 Memory in the official MCP registry?

Yes, as io.github.skynetcmd/m3-memory.

Other memory MCP servers.