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VS Code

Threesmith for VS Code

io.github.laaielichter/threesmith

three.js for coding agents: version-pinned API and review, assets, headless runs, perf, 3D models.

client:VS Code transport:stdio runtime:npm

Install Threesmith in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "threesmith-chromium",
      "description": "THREESMITH_CHROMIUM",
      "password": true
    }
  ],
  "servers": {
    "threesmith": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "threesmith"
      ],
      "env": {
        "THREESMITH_CHROMIUM": "${input:threesmith-chromium}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

Threesmith in other clients

Threesmith MCP server