Higgsfield said they’d open source their platform. Let’s help. You have two weeks to rebuild their most popular apps and more with ComfyUI.
First 200 signups get free credits
Prizes & Categories
Main prizes
Best Overall
$10,000
Best overall build. Every entry is automatically considered.
Most Innovative
GeForce RTX 5090
An app that’s never been done, novel custom node packs or uses of ComfyUI. Demo video must explain why the submission is innovative.
Most Viral
GeForce RTX 5090
Delightful to use and made to be shared.
Open Weights Only
GeForce RTX 5090
No partner nodes or closed-source APIs, open-weights models only.
10 Runner Ups
$250 in Comfy Credits
OSS Ecosystem Bonuses
VFX Workflow Built with LTX
$2,000 cash
LTX must be the core video model in the workflow to qualify.
Built with FLUX
$1,000 / $500 / $250 in Flux API credits
FLUX 3 must be the core model in the workflow to qualify.
Built with MiniMax H3
$1,000 in API credits
MiniMax H3 must be the core model in the workflow to qualify.
All winner submissions will be featured on comfy.org/hub with credit.
Build together IRL
Bring your laptop and join the Comfy team and community for building, demos, and meeting the people behind the workflows.
HackathonPast
Comfy Build Night: New York
An in-person build night in New York City.
The Yard: Herald Square, New York, NY November 2, 2026
HackathonPast
Comfy Build Night: San Francisco
Hosted by the Comfy team.
Frontier Tower, San Francisco, CA October 28, 2026
HackathonPast
Comfy Build Night: Los Angeles
In partnership with AI On The Lot.
Los Angeles, CA October 29, 2026
How to enter
Create your favorite app and more with ComfyUI, running it wherever you like. Submission deadline is November 3.
You’ve seen the outputs. Now build the apps
Start with a recognizable output: a performance effect, a cinematic camera move, or a music-video transformation. Build a working app that makes it easy for someone else to create their own. These are inspiration prompts for your entry.
Cinematic Studio
Direct your shot like a film set
Re-shoot a video
Re-shoot from any angle
Openjutsu
Swap a character in a video