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Mindbase

Mindbase is an MCP server that adds search and knowledge tools to AI assistants such as Claude Desktop, Claude Code and Cursor. LLM-maintained personal wiki: cross-references sources, flags contradictions. It has 128 GitHub stars, is released under the MIT license and runs locally with npx -y mindbase-mcp.

github.com/frankchu91/mindbase-llm-wiki (opens in a new tab)

View on GitHub (opens in a new tab)

Install Mindbase

Generated from the server's MCP registry entry. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json
{
  "mcpServers": {
    "mindbase": {
      "command": "npx",
      "args": [
        "-y",
        "mindbase-mcp"
      ],
      "env": {
        "MINDBASE_DATA_DIR": "your-value"
      }
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --env MINDBASE_DATA_DIR=your-value --transport stdio mindbase -- npx -y mindbase-mcp

Cursor

.cursor/mcp.json
{
  "mcpServers": {
    "mindbase": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mindbase-mcp"
      ],
      "env": {
        "MINDBASE_DATA_DIR": "your-value"
      }
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json
{
  "servers": {
    "mindbase": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mindbase-mcp"
      ],
      "env": {
        "MINDBASE_DATA_DIR": "your-value"
      }
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

Environment variables

Variables the server reads at startup.

NameRequiredDescription
MINDBASE_DATA_DIRNoData directory for projects and wiki files (default: ~/mindbase-data)

About Mindbase

An open-source implementation of Andrej Karpathy's LLM Wiki idea: an AI that builds and maintains a wiki from your sources. Not RAG-in-a-vector-DB. A real markdown wiki on your disk, that an LLM gardens for you between conversations.

  • ai
  • karpathy
  • knowledge-base
  • llm
  • llm-wiki
  • llm-wiki-karpathy
  • llm-wiki-knowledge-base
  • llm-wiki-mcp
  • llm-wiki-pattern
  • llm-wiki-personal-knowledge-base

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FAQ

Mindbase FAQ

Still curious? Email info@appsgit.com.

What is Mindbase?

Mindbase is an MCP server that adds search and knowledge tools to AI assistants such as Claude Desktop, Claude Code and Cursor. LLM-maintained personal wiki: cross-references sources, flags contradictions. It has 128 GitHub stars, is released under the MIT license and runs locally with npx -y mindbase-mcp. The source code is at github.com/frankchu91/mindbase-llm-wiki.

How do I install the Mindbase MCP server?

Add the command npx -y mindbase-mcp to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.

Is Mindbase free?

The server is open source under the MIT license, so running it is free. It does not declare any required API key.

Is Mindbase actively maintained?

The most recent commit was on Sep 14, 2026. The latest release is v0.4.3, published Aug 23, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.