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mcp/harbor
Grok

Napkin for Grok

io.github.mindstone/mcp-server-napkin

Napkin AI visual generation MCP server for Model Context Protocol hosts

client:Grok transport:stdio runtime:npm

Install Napkin in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp-server-napkin": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-napkin"
      ],
      "env": {
        "NAPKIN_API_KEY": "<NAPKIN_API_KEY>",
        "MCP_WORKSPACE_PATH": "<MCP_WORKSPACE_PATH>",
        "NAPKIN_REQUEST_TIMEOUT_MS": "<NAPKIN_REQUEST_TIMEOUT_MS>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

Napkin in other clients

Napkin MCP server