Sketchfab MCP Server

A Model Context Protocol (MCP) server for interacting with Sketchfab's 3D model platform. This MCP allows you to search, view details, and download 3D models from Sketchfab directly through Claude or Cursor.

Features

Search for 3D Models: Find models on Sketchfab using keywords, tags, and categories
View Model Details: Get comprehensive information about specific models
Download Models: Download models in various formats (gltf, glb, usdz, source)

Prerequisites

Node.js 18 or higher
A Sketchfab API key (for authentication)

Installation

Clone this repository
Install dependencies:
```
npm install
```
Build the project:
```
npm run build
```

Usage

Running the MCP Server

npm start

To provide your Sketchfab API key, use the --api-key parameter:

node build/index.js --api-key YOUR_API_KEY

Alternatively, you can set the SKETCHFAB_API_KEY environment variable:

export SKETCHFAB_API_KEY=YOUR_API_KEY
npm start

Available Tools

1. sketchfab-search

Search for 3D models on Sketchfab based on keywords and filters.

Parameters:

query (optional): Text search query (e.g., "car", "house", "character")
tags (optional): Filter by specific tags (e.g., ["animated", "rigged", "pbr"])
categories (optional): Filter by categories (e.g., ["characters", "architecture", "vehicles"])
downloadable (optional): Set to true to show only downloadable models
limit (optional): Maximum number of results to return (1-24, default: 10)

2. sketchfab-model-details

Get detailed information about a specific Sketchfab model.

Parameters:

modelId: The unique ID of the Sketchfab model

3. sketchfab-download

Download a 3D model from Sketchfab.

Parameters:

modelId: The unique ID of the Sketchfab model to download
format (optional): Preferred format to download the model in (gltf, glb, usdz, source)
outputPath (optional): Local directory or file path to save the downloaded file

Using with Cursor

Go to Cursor Settings -> MCP -> Add new MCP server
Configure your MCP:
- Name: Sketchfab MCP
- Type: command
- Command: node /path/to/build/index.js --api-key YOUR_API_KEY

Using with Claude Desktop

Add the following MCP config to your Claude Desktop configuration:

{
  "mcpServers": {
    "sketchfab": {
      "command": "node",
      "args": ["/path/to/build/index.js", "--api-key", "YOUR_API_KEY"]
    }
  }
}

Environment Variables

You can set the following environment variables:

SKETCHFAB_API_KEY: Your Sketchfab API key (alternative to passing it with the --api-key parameter)

License

ISC