Windflow

HY-World 2.0

Tencent Hunyuan · Released 16 April 2026

HY-World 2.0 is Tencent's multi-modal world model for reconstructing, generating and simulating 3D worlds. It is released in parts, including panorama generation, multi-view reconstruction and stereo world generation, each with its own weights.

Try the official siteGet the weightsCan I use it commercially?
Weights
Open weightsTencent HY-World 2.0 Community License
Commercial use
Custom terms
Real-time
No real-time claim
Where to try
1 placeOfficial

01 Controls

What you control

  • Text or images to generate a world
  • Photos or video to reconstruct a real place
  • Navigation through the resulting 3D world

02 License

Can you use it commercially?

Custom terms

Only under its own license (Tencent HY-World 2.0 Community License). Not licensed in the European Union, the United Kingdom or South Korea. Services above 1 million monthly active users need a separate license from Tencent.

Declared license: Tencent HY-World 2.0 Community License · Model card

A reading of the published license text, not legal advice.

03 Speed

Does it run in real time?

No real-time claim. The cited sources make no real-time claim.

Figures are the authors' own, with their settings and hardware. They are not comparable across models.

04 Setup

How to run it

  1. 01Create a Python 3.11 conda environment and install requirements.txt and gsplat.
  2. 02Install FlashAttention and the extra world-generation dependencies.
  3. 03Run world reconstruction (WorldMirror), panorama generation (HY-Pano) or world expansion (WorldStereo), the three parts of the release.

Summarised from the project's own instructions. Follow the source for exact commands and versions.

05 Access

Where to try it

Listed alphabetically. Windflow maintains this directory and is one of the hosts; a listing does not promise capacity at any given moment.

06 Questions

HY-World 2.0 FAQ

Is HY-World 2.0 open source?

HY-World 2.0 publishes downloadable weights under Tencent HY-World 2.0 Community License. Read the license terms before you build on it.

Can I use HY-World 2.0 commercially?

Only under its own license (Tencent HY-World 2.0 Community License). Not licensed in the European Union, the United Kingdom or South Korea. Services above 1 million monthly active users need a separate license from Tencent.

Does HY-World 2.0 run in real time?

The cited sources do not claim real-time operation.

Where can I try HY-World 2.0?

You can try it on the official site.

What does HY-World 2.0 take as input?

You give it text or images to generate a world, photos or video to reconstruct a real place and navigation through the resulting 3D world.

How do I run HY-World 2.0?

Following the official instructions: Create a Python 3.11 conda environment and install requirements.txt and gsplat. Install FlashAttention and the extra world-generation dependencies. Run world reconstruction (WorldMirror), panorama generation (HY-Pano) or world expansion (WorldStereo), the three parts of the release.

What are alternatives to HY-World 2.0?

Similar models in this directory include HunyuanWorld 1.0 (open weights, custom terms), Marble (no public weights, service terms) and Matrix-3D (open weights, permissive license).

Similar world models

All 56 in the directory