Koskamo

Napkin MCP

Napkin provides a shared Excalidraw whiteboard connected to an MCP server, allowing any MCP-capable agent to read, draw on, annotate, and animate the canvas while users interact through their normal communication channels.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Napkin MCP logo, by sshwartsCommunity listingLocal stdioSource reviewed; not executedPublished by sshwarts
Vendor documentation

What you can do with it

  • Brainstorming ideas visually with an AI agent
  • Collaborative whiteboarding between humans and agents
  • Agent-driven drawing and animation on a shared canvas

Source and maintenance

Community listingRegistry 0.1.0
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

napkin-mcp 0.1.0

npm
napkin-mcp package definition
{
  "version": "0.1.0",
  "transport": "stdio",
  "identifier": "napkin-mcp",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "ANTHROPIC_API_KEY",
      "format": "string",
      "description": "Anthropic API key — enables vision features (describe_elements). Optional."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "napkin-mcp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "napkin-mcp@0.1.0"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "napkin-mcp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "napkin-mcp@0.1.0"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "napkin-mcp-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "napkin-mcp@0.1.0"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "napkin-mcp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "napkin-mcp@0.1.0"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>"
      }
    }
  }
}

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