​​World Model & GenAI Hackathon

​Two days to build the future of interactive AI worlds.

​Right before #SIGGRAPH2026, founders, researchers, engineers, VFX artists, game developers, and spatial computing pioneers come together in Los Angeles to prototype the next generation of AI-native 3D experiences.

​Tracks

• ​Best Film or Entertainment Experience

• ​Best Game or UGC Experience

• ​Best Interactive or Video Ad / Brand or Fan Activation

• ​Best Agentic Interface & Systems

• ​Best World Models & 3D GenAI Implementation

​If you’re building the future of:

• ​World Models & Gaussian Splats

• ​Spatial AI

• ​3D GenAI pipelines

• ​Multi-agent environments

• ​WebXR deployment

• ​AI-assisted creative workflows

• ​Human-AI interaction in 3D space

​…this is your Hack!

​Ship prototypes, experiment fast, collaborate with top builders, and demo your work live.

​What You Get:

• ​World Model APIs and Credits

• ​Open Source World Model kits (Unity/Unreal/WebXR)

• ​WebSpatial cross-platform deployment

• ​MCP connectors for WebXR, Blender, and more

• ​Gaussian splat interaction and collision systems

• ​VFX, 3D GenAI, and reconstruction pipelines

• ​Expert-led workshops, mentorship, and technical support

​Awards

• ​$10,000 in cash prizes

• ​XGRIDS PortalCam (valued at $5,000)

• ​SIGGRAPH tickets (~$1,100 value each)

• ​World Labs API credits

• ​Showcase opportunity SIGGRAPH '26

​Stay for SIGGRAPH

​Join our SIGGRAPH workshop: Powered By Gaussian Splats: From World Models to 3D Interactive Worlds

​Hack Advisors & Judges:

• ​Alex Coulombe, CEO of Agile Lens

• ​David Gene Oh, Global Developer Advocacy at ByteDance

• ​James C. Kane, Director, Emerging Technology

• ​Ian Curtis, Design at World Labs

• ​Yiqi Zhao, Product Design Lead at Meta

• ​Sonya Haskins, Head of Programming at AWE

• ​Lukasz Mirocha, Founder of Opus Lab 3D

• ​Tipatat Chennavasin, Co-founder & General Partner at The Venture Reality Fund

• ​Vangelis Lympouridis, Founder of Enosis

• ​Timothy Hagberg, Graphics Engineer - Developer Technology Group at Sony Interactive Entertainment

​

​Need more inspiration on what to build? We will share some ideas post-sign-up!

Questions? [email protected]
More information: https://sensaihack.com/worldsinaction-2-la/