brain MCP Server: Install & Setup

Install brain in Claude Code

Claude Code

claude mcp add brain -- npx -y debawho-brain-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "brain": {
      "command": "npx",
      "args": [
        "-y",
        "debawho-brain-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the brain MCP server do?

Your Obsidian vault as private, searchable memory for Claude, Cursor, Hermes and any MCP client

Is the brain MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does brain run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add brain to Claude Code?

Run: claude mcp add brain -- npx -y debawho-brain-mcp

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