Powered by Unreal Engine 5

THE AI CO-PILOT
FOR UNREAL ENGINE

Build professional UE5 scenes 10x faster. Describe what you want, AI writes the code, Unreal Engine builds it live.

START BUILDING
Free to StartNo Credit CardUE5 Compatible
UE5 Connected

3D Viewport Preview

— CAPABILITIES

Powerful Engines.

AI Co-Pilot

Chat with AI in plain English. It generates complete UE5 Python scripts and executes them directly in your editor.

  • Natural language to code
  • Auto-execute in UE5
  • Smart error recovery
  • Live code streaming

Smart Asset Library

AI selects from hundreds of professional meshes and materials. Real architecture, real vegetation, real textures.

  • Thousands of professional assets
  • Ready-made scene templates
  • AI auto-selects assets
  • Category browsing

Visual Feedback Loop

See what AI built via automatic screenshots. AI scores the result and fixes issues. You refine with natural language.

  • Auto-screenshot capture
  • AI vision scoring 1-10
  • Natural language refinement
  • Up to 3 auto-fix rounds

AI 3D Generator

Create custom 3D models from text or images. Describe any object and Grand Studio AI builds a professional 3D model ready for UE5. Generate up to 10 models per day on Team plan.

  • Text to 3D — describe anything
  • Image to 3D — turn photos into models
  • UE5-ready GLB/FBX/OBJ export
  • Up to 10 models/day on Team plan

AI Music Studio

Create custom soundtracks and sound effects with AI for your UE5 scenes. Epic, ambient, cinematic, horror and more. Free: 3 tracks/day, Pro: 10, Team: 30.

  • Describe the music you want
  • Multiple styles: orchestral, ambient, cinematic
  • Download and add to your project
  • Up to 30 tracks/day on Team plan

World ExplorerBeta

Import real-world cities and terrain. Explore Paris, Tokyo, New York and thousands of locations in 3D inside UE5.

  • Search any location
  • One-click import into UE5
  • Photorealistic 3D cities and terrain
  • Up to 30 imports/day on Team plan

— WORKFLOW

From Idea to Scene in Minutes.

01

SIGN IN

Create a free account and open a project. Everything runs in your browser — no bridge app required.

Go to dashboard
02

OPEN UE5

Open your Unreal Engine 5 project. Optional: install the Grand Studio Commander plugin for in-editor AI scripts.

03

BROWSE MODELS

Use the 3D Library in the workspace to download Poly Haven and community packs as ZIP files.

04

IMPORT

Unzip if needed, then drag FBX or GLB into the Content Browser. AI can still help plan scenes and write Python for the plugin.

10x

Faster Scene Building

200+

Professional Assets

30sec

Average Build Time

— PRICING

Start Free. Scale When Ready.

Free

$0/mo
  • 10 AI messages per day
  • 8 model imports per day
  • 2 projects
  • 5 screenshots per day
  • AI 3D Generator — Preview only
  • AI Music Studio — 3 tracks per day
  • World Explorer — 3 imports per day
  • Community support
GET STARTED FREE

Team

$49/mo
  • Everything in Pro
  • AI 3D Generator — 10 models per day
  • AI Music Studio — 30 tracks per day
  • World Explorer — 30 imports per day
  • Unlimited projects
  • Up to 5 team members
  • Powered by Claude Opus 4.6
  • Priority email support

— GET STARTED

Three Steps to Your First Scene

1. Open a project

Sign in and create a project. No relay or bridge installer required.

Dashboard

2. Download models

Use the 3D Library workspace tab to grab Poly Haven ZIP packs or Sketchfab downloads.

3. Import in UE5

Unzip if needed, then drag your mesh into the Content Browser. Add the Commander plugin if you want AI to run Python in-editor.

Unreal import guide

Ready to Build?

Join hundreds of developers building UE5 scenes with AI. No credit card required.

START BUILDING FOR FREE

No credit card required