three.ws Blender MCP

A hosted Model Context Protocol server that provides tools for managing 3D avatars, validating glTF files, accessing agent data, and handling memory. It enables AI agents to interact with three.ws's 3D generation and agent infrastructure via Streamable HTTP.

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Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by three.ws

Vendor documentation

What you can do with it

Inspect and validate 3D models (glTF)
Manage AI agent data and memory
Generate or manipulate 3D avatars
Script 3D file operations via MCP tools

Source and maintenance

Community listingRegistry 0.5.0

mcp-registry: io.github.nirholas/blender-mcp@0.5.0 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@three-ws/blender-mcp 0.5.0

npmnpx

@three-ws/blender-mcp package definition

{
  "version": "0.5.0",
  "transport": "stdio",
  "identifier": "@three-ws/blender-mcp",
  "runtimeHint": "npx",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "BLENDER_PATH",
      "format": "string",
      "description": "Absolute path to the Blender 3.0+ executable. Leave unset to discover it on PATH and at the platform's standard install locations."
    },
    {
      "name": "BLENDER_MCP_TIMEOUT_MS",
      "format": "number",
      "default": "300000",
      "description": "Ceiling for one Blender job in milliseconds. Renders and heavy conversions are the slow ones."
    },
    {
      "name": "BLENDER_MCP_WORKDIR",
      "format": "string",
      "description": "Directory for outputs written when a tool is called without an explicit output path."
    },
    {
      "name": "BLENDER_MCP_ALLOW_PYTHON",
      "format": "string",
      "default": "1",
      "description": "Set to 0 to withdraw blender_run_python, which executes caller-supplied Python inside Blender, from the advertised tool list."
    },
    {
      "name": "BLENDER_MCP_INLINE_IMAGE_BYTES",
      "format": "number",
      "default": "1500000",
      "description": "Ceiling on inlined image bytes. Past this the image stays on disk and the response says where."
    },
    {
      "name": "BLENDER_MCP_INLINE_IMAGE_PX",
      "format": "number",
      "default": "768",
      "description": "Longest edge of the render copy returned inline in a tool result. The full-resolution PNG is always written to disk."
    },
    {
      "name": "BLENDER_MCP_MAX_CONCURRENCY",
      "format": "number",
      "default": "2",
      "description": "How many Blender processes may run at once. Further calls queue rather than compete for memory."
    },
    {
      "name": "THREE_WS_BASE",
      "format": "string",
      "default": "https://three.ws",
      "description": "Base URL of the three.ws deployment backing blender_forge_import."
    },
    {
      "name": "THREE_WS_FORGE_TIMEOUT_MS",
      "format": "number",
      "default": "600000",
      "description": "Ceiling for one text-to-3D generation in milliseconds."
    },
    {
      "name": "THREE_WS_FORGE_PROVIDER_KEY",
      "format": "string",
      "description": "Meshy/Tripo API key for the bring-your-own-key geometry lane. The default image lane is free and needs no key."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "three-ws-blender-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/blender-mcp@0.5.0"
      ],
      "env": {
        "BLENDER_PATH": "<YOUR_BLENDER_PATH>",
        "BLENDER_MCP_TIMEOUT_MS": "<YOUR_BLENDER_MCP_TIMEOUT_MS>",
        "BLENDER_MCP_WORKDIR": "<YOUR_BLENDER_MCP_WORKDIR>",
        "BLENDER_MCP_ALLOW_PYTHON": "<YOUR_BLENDER_MCP_ALLOW_PYTHON>",
        "BLENDER_MCP_INLINE_IMAGE_BYTES": "<YOUR_BLENDER_MCP_INLINE_IMAGE_BYTES>",
        "BLENDER_MCP_INLINE_IMAGE_PX": "<YOUR_BLENDER_MCP_INLINE_IMAGE_PX>",
        "BLENDER_MCP_MAX_CONCURRENCY": "<YOUR_BLENDER_MCP_MAX_CONCURRENCY>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_FORGE_TIMEOUT_MS": "<YOUR_THREE_WS_FORGE_TIMEOUT_MS>",
        "THREE_WS_FORGE_PROVIDER_KEY": "<YOUR_THREE_WS_FORGE_PROVIDER_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "three-ws-blender-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/blender-mcp@0.5.0"
      ],
      "env": {
        "BLENDER_PATH": "<YOUR_BLENDER_PATH>",
        "BLENDER_MCP_TIMEOUT_MS": "<YOUR_BLENDER_MCP_TIMEOUT_MS>",
        "BLENDER_MCP_WORKDIR": "<YOUR_BLENDER_MCP_WORKDIR>",
        "BLENDER_MCP_ALLOW_PYTHON": "<YOUR_BLENDER_MCP_ALLOW_PYTHON>",
        "BLENDER_MCP_INLINE_IMAGE_BYTES": "<YOUR_BLENDER_MCP_INLINE_IMAGE_BYTES>",
        "BLENDER_MCP_INLINE_IMAGE_PX": "<YOUR_BLENDER_MCP_INLINE_IMAGE_PX>",
        "BLENDER_MCP_MAX_CONCURRENCY": "<YOUR_BLENDER_MCP_MAX_CONCURRENCY>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_FORGE_TIMEOUT_MS": "<YOUR_THREE_WS_FORGE_TIMEOUT_MS>",
        "THREE_WS_FORGE_PROVIDER_KEY": "<YOUR_THREE_WS_FORGE_PROVIDER_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "three-ws-blender-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/blender-mcp@0.5.0"
      ],
      "env": {
        "BLENDER_PATH": "<YOUR_BLENDER_PATH>",
        "BLENDER_MCP_TIMEOUT_MS": "<YOUR_BLENDER_MCP_TIMEOUT_MS>",
        "BLENDER_MCP_WORKDIR": "<YOUR_BLENDER_MCP_WORKDIR>",
        "BLENDER_MCP_ALLOW_PYTHON": "<YOUR_BLENDER_MCP_ALLOW_PYTHON>",
        "BLENDER_MCP_INLINE_IMAGE_BYTES": "<YOUR_BLENDER_MCP_INLINE_IMAGE_BYTES>",
        "BLENDER_MCP_INLINE_IMAGE_PX": "<YOUR_BLENDER_MCP_INLINE_IMAGE_PX>",
        "BLENDER_MCP_MAX_CONCURRENCY": "<YOUR_BLENDER_MCP_MAX_CONCURRENCY>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_FORGE_TIMEOUT_MS": "<YOUR_THREE_WS_FORGE_TIMEOUT_MS>",
        "THREE_WS_FORGE_PROVIDER_KEY": "<YOUR_THREE_WS_FORGE_PROVIDER_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "three-ws-blender-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/blender-mcp@0.5.0"
      ],
      "env": {
        "BLENDER_PATH": "<YOUR_BLENDER_PATH>",
        "BLENDER_MCP_TIMEOUT_MS": "<YOUR_BLENDER_MCP_TIMEOUT_MS>",
        "BLENDER_MCP_WORKDIR": "<YOUR_BLENDER_MCP_WORKDIR>",
        "BLENDER_MCP_ALLOW_PYTHON": "<YOUR_BLENDER_MCP_ALLOW_PYTHON>",
        "BLENDER_MCP_INLINE_IMAGE_BYTES": "<YOUR_BLENDER_MCP_INLINE_IMAGE_BYTES>",
        "BLENDER_MCP_INLINE_IMAGE_PX": "<YOUR_BLENDER_MCP_INLINE_IMAGE_PX>",
        "BLENDER_MCP_MAX_CONCURRENCY": "<YOUR_BLENDER_MCP_MAX_CONCURRENCY>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_FORGE_TIMEOUT_MS": "<YOUR_THREE_WS_FORGE_TIMEOUT_MS>",
        "THREE_WS_FORGE_PROVIDER_KEY": "<YOUR_THREE_WS_FORGE_PROVIDER_KEY>"
      }
    }
  }
}

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