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The Pensieve MCP Server

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One simply siphons the excess thoughts from one's mind, pours them into the basin, and examines them at one's leisure. It becomes easier to spot patterns and links, you understand, when they are in this form.

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Overview

The Pensieve is a TypeScript-based MCP server that allows users to siphon excess thoughts from their minds into a knowledge management system, making it easier to spot patterns and links in their stored knowledge.

To use The Pensieve, install the necessary dependencies, build the server, and configure it with Claude Desktop. Users can query their stored knowledge using natural language through the ask_pensieve tool.

  • Access knowledge via memory:// URIs - Store knowledge in markdown files with metadata - Natural language interface for querying knowledge - LLM-powered analysis and contextual response synthesis
  1. Organizing personal knowledge and insights
  2. Analyzing complex information and retrieving relevant data
  3. Enhancing learning and memory retention through structured knowledge management

Add to your AI client

Use these steps to connect The Pensieve MCP Server in Cursor, Claude, VS Code, and other MCP-compatible apps. The same JSON appears in the Use with menu above for one-click copy.

Cursor

Add this to your .cursor/mcp.json file in your project root, then restart Cursor.

.cursor/mcp.json

{
  "mcpServers": {
    "the-pensieve-seanivore": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

Claude Desktop

Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.

~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

{
  "mcpServers": {
    "the-pensieve-seanivore": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

Claude Code

Add this to your project's .mcp.json file. Claude Code will detect it automatically.

.mcp.json (project root)

{
  "mcpServers": {
    "the-pensieve-seanivore": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

VS Code (Copilot)

Add this to your .vscode/mcp.json file. Requires the GitHub Copilot extension with MCP support enabled.

.vscode/mcp.json

{
  "servers": {
    "the-pensieve-seanivore": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

Windsurf

Add this to your Windsurf MCP config file, then restart Windsurf.

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "the-pensieve-seanivore": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

Cline

Open Cline settings, navigate to MCP Servers, and add this server configuration.

Cline MCP Settings (via UI)

{
  "mcpServers": {
    "the-pensieve-seanivore": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-the-pensieve-seanivore"
      ]
    }
  }
}

FAQ

Can I use The Pensieve for any type of knowledge?

Yes! The Pensieve is designed to handle various types of knowledge stored in markdown format.

Is The Pensieve easy to set up?

Yes! Follow the installation instructions to set up the server and configure it with your application.

How does The Pensieve analyze questions?

The Pensieve uses LLM to analyze questions and retrieve relevant information from stored knowledge.

Knowledge and memory