io.github.eidetic-works/nucleus

Persistent memory for AI agents — shared .brain across Claude Code, Cursor & Codex

Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "nucleus": {
      "command": "uvx",
      "args": [
        "nucleus-mcp"
      ]
    }
  }
}

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category: Developer Tools
Version: 1.17.1
Registry: active
Published: 11/2/2026

Remotes

streamable-httphttps://relay.nucleusos.dev/mcp

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Markdown — for your README

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