Open the desktop version of Blockbench, go to File > Plugins and click the "Load Plugin from URL" and paste in this URL:

https://jasonjgardner.github.io/blockbench-mcp-plugin/mcp.js

Configure the MCP server under Blockbench settings: Settings > General > MCP Server Port and MCP Server Endpoint

The following examples use the default values of :3000/bb-mcp

.vscode/mcp.json

{
    "servers": {
        "blockbench": {
            "url": "http://localhost:3000/bb-mcp",
            "type": "http"
        },
    }
}

claude_desktop_config.json

{
  "mcpServers": {
    "blockbench": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "http://localhost:3000/bb-mcp"
      ]
    }
  }
}

See sample project for prompt examples.

See CONTRIBUTING.md for detailed instructions on setting up the development environment and how to add new tools, resources, and prompts.