Obsidian Brain MCP Server: Install & Setup

Install Obsidian Brain in Claude Code

Claude Code

claude mcp add obsidian-brain -e VAULT_PATH=... -- npx -y obsidian-brain

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

{
  "mcpServers": {
    "obsidian-brain": {
      "command": "npx",
      "args": [
        "-y",
        "obsidian-brain"
      ],
      "env": {
        "VAULT_PATH": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Obsidian Brain MCP server do?

Obsidian MCP server: semantic search, knowledge graph, and vault editing. No plugin required.

Is the Obsidian 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 Obsidian 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 Obsidian Brain to Claude Code?

Run: claude mcp add obsidian-brain -e VAULT_PATH=... -- npx -y obsidian-brain

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