In 3D model generation, Hunyuan3D 2.1 (Tencent) ranks #2 and Dreamlands ranks #10. On 3D Arena, Hunyuan3D 2 is #8 and Hunyuan3D 2.1 is #10 of 24 image-to-3D models. Free open weights you run on your own GPU, but the licence doesn't cover the EU, UK or South Korea. 3D Arena leaderboard
Whole environments, building kits and matching props in one style
Self-hosted image-to-3D outside the EU/UK/South Korea
What it does
Agentic 3D world building: concept art from a sentence, then matching 3D props, modular building kits, PBR materials and whole buildings from a floor plan, exported to your engine.
Open-weights image-to-3D model with PBR material generation that you can run on your own hardware.
Verdict
For building whole stylistically consistent worlds and kits for Unreal, Unity or Roblox; commercial use is allowed but non-exclusive, and Dreamlands can reuse your generated assets.
For devs who can self-host a 3D model generator at no licence cost; the licence excludes the EU, UK and South Korea, and products over 1 million monthly users must request a licence.
Tasks●
Level & terrain generation, 3D model generation, Concept art & 2D assets
Free to download and self-host (your own GPU/compute costs apply). source
Export formats●
glTF, FBX, USD; plugins for Unreal (and UEFN), Unity, Roblox, Blender, Maya and 3ds Max source
Not stated by vendor
Commercial use
Restricted (see notes) Terms (last updated 29 March 2026): Standard and Subscription plans get a non-exclusive licence to use Generated Assets in projects, including commercial projects; Dreamlands may redistribute the same assets through its library or marketplace or license them to others. Exclusive rights only under an Enterprise Agreement. Licence survives cancellation for assets already downloaded. No warranty against third-party IP claims; outputs may not be used to train AI models. source
Restricted (see notes) Tencent Hunyuan 3D 2.1 Community License: does NOT apply in the EU, UK or South Korea; use of the works or outputs outside the licensed territory is unauthorized; products with over 1 million monthly active users must request a license from Tencent. source
Revenue share / caps●
Not stated by vendor
Products with over 1 million monthly active users must request a licence from Tencent.
API●
Not stated by vendor
Available. Paid Hunyuan 3D API on Tencent Cloud source
MCP server●
Not stated by vendor
Official MCP server. Tencent CloudBase MCP server template for the Hunyuan 3D API source
Rows marked ● differ between the two tools. Licence badges: green = commercial use allowed (including any free plan or trial), amber = paid plans only, restricted, or allowed but with no free plan, red = not allowed, grey = not stated by vendor or not applicable. Read the vendor's current terms before you ship.