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three.ws 3D Studio MCP Server

answering

three.ws 3D Studio is answering right now. Last checked 4 min ago. Last commit 18 Sep 2026.

Turn text or an image into an animation-ready 3D model (GLB): generate, rig, animate, retexture.

Uptime history 47 days of history · worst day 92%
47 days agonow
100.0%
Uptime 24h
92 of 92 checks
Tools
hidden behind auth
269 ms
Response time
average over 24h
194
Stars
last commit 18 Sep 2026

What the code does

We read the source, 21 h ago · rules 3dff92dd89df

A tool parameter reaches a dangerous call

A value the model can set ends up inside a file or shell call. That is not a flaw by itself — for a terminal server it is the job — but it is where things go wrong when it is not.

A tool parameter reaches a file or shell call animation_signature.clip → packages/render/bin/tty.js:150, apply_animation.animation → packages/render/bin/tty.js:78
        await fs.writeFile(out, bytes);
Evidence

Things with no honest explanation: a promise that contradicts the code, code that runs at install time while hiding what it does, data leaving the machine.

Reaches cloud metadata service api/_lib/gcp-auth.js:91
        'http://metadata.google.internal/computeMetadata/v1/instance/service-accounts/default/token',
Capabilities

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

    return redis.eval(ROLLBACK_FLOOR_LUA, [key], [String(delta)]);
                    filePath = path.join(ROOT_PUBLIC, url);
    const child = spawn(command[0], command.slice(1), { stdio: 'inherit', shell: false });
Executes code built at runtime packages/blender-mcp/src/py/runner.py:716
        exec(compile(job["code"], "<three-ws-blender-mcp>", "exec"), namespace)
Builds a database query by concatenation packages/motion/src/solve.js:122
    const drop = STANDING_HIP_HEIGHT * (root.height - 1) + root.rise;
            if (reset) { state.cursor = null; state.total = 0; grid.innerHTML = skeletons(); stateEl.hidden = true; }
Long encoded blob in source api/_lib/x402/ring-catalog.js:56
    'UklGRmQBAABXQVZFZm10IBAAAAABAAEAQB8AAIA+AAACABAAZGF0YUABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA…

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

A tool parameter here reaches a dangerous call

That is not a flaw by itself — but it is where things go wrong when it is not the job. We re-read this code on every release. Watch it and you hear from us the day another one appears.

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Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 4 min ago.

run in your terminal
claude mcp add threews-3d-studio --transport http https://three.ws/api/mcp-3d
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "threews-3d-studio": {
      "url": "https://three.ws/api/mcp-3d"
    }
  }
}
~/.codex/config.toml
[mcp_servers.threews-3d-studio]
url = "https://three.ws/api/mcp-3d"
.cursor/mcp.json
{
  "mcpServers": {
    "threews-3d-studio": {
      "url": "https://three.ws/api/mcp-3d"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "threews-3d-studio": {
      "url": "https://three.ws/api/mcp-3d"
    }
  }
}

This endpoint answered with an authorization challenge. The server is running, and it signs you in through your browser: there is no API key to paste.

Endpoints

URLTransportStateLatencyChecked
https://three.ws/api/mcp-3d streamable-http sign-in 173 ms 4 min ago

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answering

three.ws 3D Studio — questions

Answers built from our own checks of this server.

Why is there no tool list for three.ws 3D Studio?
The server answered our handshake with an authorization challenge, so it is running — but it will not describe its tools to an anonymous client. To see them you need to connect with your own credentials. We record it as alive, not as broken: 100.0% of checks in the last 24 hours got a reply.
Is three.ws 3D Studio working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 269 ms. The bar chart above shows every period we have measured.
How do I connect three.ws 3D Studio?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address. You sign in through your browser once and the client keeps the session: no key to copy, and it refuses anonymous clients.
How do you sign in to three.ws 3D Studio?
No API key is involved. three.ws 3D Studio answers our knock with an OAuth challenge, so you authorise it once in your browser and the client keeps the session. That is also why we see no tool list: it will not describe itself to an anonymous client, and that is the server working as intended, not a fault.
How fast is three.ws 3D Studio?
It answers our handshake in 269 ms on average, which is faster than 54% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is three.ws 3D Studio open source?
Yes — it is published under the Apache-2.0 licence, written in JavaScript and 194 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.