Blender MCP Senpai

<p align="center"> <img src="docs/assets/logo.png" alt="Blender Senpai Logo" width="240" height="240"> </p>

<h1 align="center">Blender MCP Senpai</h1> <p align="center"><em>Your AI-assisted mentor for Blender.</em></p>

<p align="center"> <a href="https://github.com/xhiroga/blender-mcp-senpai/actions"> <img alt="CI" src="https://github.com/xhiroga/blender-mcp-senpai/actions/workflows/ci.yml/badge.svg"> </a> <img alt="Blender 4.2+" src="https://img.shields.io/badge/Blender-4.2%2B-orange?logo=blender"> <img alt="GPL-3.0" src="https://img.shields.io/badge/license-GPL--3.0-blue"> <a href="https://github.com/sponsors/xhiroga"> <img alt="Sponsor" src="https://img.shields.io/github/sponsors/xhiroga?style=social"> </a> <a href="https://discord.gg/7z9HqgR8Bd"> <img alt="Discord" src="https://img.shields.io/discord/1352831203597877311?label=Discord&logo=discord&style=flat"> </a> </p>

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<h2 align="center">Feedback welcome! Feel free to open an <a href="https://github.com/xhiroga/blender-mcp-senpai/issues">Issue</a> or join our <a href="https://discord.gg/7z9HqgR8Bd">Discord</a></h2>

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✨ TL;DR

• Instantly detects and highlights n-gons and topology issues
• ChatGPT / Claude / Gemini offer real-time improvement suggestions
• Zero-setup: just install the add-on — no external MCP server required

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🚀 Features

	Feature	Status
✅	Auto n-gon Highlight – instantly spot topology issues	Implemented
✅	AI Comments – ChatGPT / Claude / Gemini suggest improvements	Implemented
✅	Zero Configuration – works out-of-the-box, no external MCP client	Implemented
🚧	Asset Store Integration	Planned

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📺 Demo

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🛠️ Quick Start

To Blender

• Open Blender
• Go to Edit > Preferences > Get Extensions > Repositories > + > Add Remote Repository
• Add https://xhiroga.github.io/blender-mcp-senpai/extensions/index.json
• Search Blender Senpai and install it
• Add-ons > Blender Senpai > Enable it

To Claude, Cline, Roo Code

NOTE: After configuration, you need to restart the app. Especially on Windows, please terminate the process from Task Manager.

{
    "mcpServers": {
        "blender-senpai": {
            "command": "npx",
            "args": [
                "-y",
                "supergateway",
                "--sse",
                "http://localhost:13180/sse"
            ]
        }
    }
}

To Dive

{
  "mcpServers": {
    "blender-senpai": {
      "transport": "sse",
      "enabled": true,
      "command": null,
      "args": [],
      "env": {},
      "url": "http://localhost:13180/sse"
    }
  }
}

🔧 Development

See .github/pull_request_template.md.

Release

# Update version in `pyproject.toml`
uv run --env-file .env build.py
# Install extension to Blender and check if it works.
git add docs/extensions/index.json pyproject.toml uv.lock
./scripts/release.sh