Lucy 2.1Edit Live Video With Text-Like Controls
Decart's latest real-time video model for interactive experiences. Edit live video with text-like controls, run real-time virtual try-on, and transform scenes, all at 30fps with near-zero latency.
Real-Time Diffusion. Broader, Higher-Quality Edits.
Controlled, Targeted Changes on Live Video
Edit outfits, characters, and attributes in real time on live or recorded video input. Lucy 2.1 makes controlled, targeted changes while preserving motion and scene continuity, so the rest of the frame stays stable while the requested element transforms.
Instant Fashion & Product Visualization
Real-time try-on and character/outfit replacement for fashion, commerce, event screens, and mirror-style demos. Swipe or select a look and see it applied on live camera input. Works on clothing, accessories, furniture, and home decor.
Motion-Consistent, Flicker-Free Editing
Lucy 2.1 is designed to preserve motion and scene continuity while changing the requested element. Lighting, background, and spatial structure remain stable across frames, so edits look natural in live streams and recorded video alike.
Industries Building with Lucy 2.1
From live shopping to real estate staging, teams across industries are building real-time interactive experiences with Lucy 2.1 on fal.
Live Shopping Experiences
Power live shopping streams where viewers see products on real models in real time. Virtual try-on lets shoppers preview clothing, accessories, and styles on themselves before buying, directly in the video feed.
Real-Time Product Placement
Insert products into live or recorded video without post-production. Swap a can on a table, place a logo on a jersey, or showcase a product in a scene, all rendered in real time with correct lighting and perspective.
Virtual Staging on Live Walkthroughs
Transform empty rooms with virtual furniture, decor, and finishes during live video walkthroughs. Buyers see staged spaces in real time, with no need for physical staging or pre-rendered images.
Event Screens & Mirror Demos
Run character replacement and outfit switching on event screens and interactive mirrors. Attendees step in front of a camera and see themselves in different outfits, characters, or styles in real time.
Real-Time Video Effects for Creators
Creators can apply live video edits like character swaps, outfit changes, and environment transformations directly during recording or streaming. No post-production pipeline required.
See Products in Your Space, Live
Lucy 2.1's virtual try-on works on furniture too. Point a camera at a room and swap in different sofas, tables, or shelving in real time. Ideal for e-commerce product visualization and interior design consultations.
Common questions about Lucy 2.1
What is Lucy 2.1?
Lucy 2.1 is Decart's latest real-time video model. It gives builders real-time video-to-video editing for live or recorded camera input, with controlled, targeted changes to outfits, characters, and attributes while preserving motion and scene continuity.
What can I do with Lucy 2.1?
Lucy 2.1 supports real-time video editing, virtual try-on (clothing, accessories, full outfits), product placement, character replacement, and environment transformation. All transformations run on live or recorded video at 30fps with near-zero latency.
What is Virtual Try-On (VTON)?
Virtual Try-On is optimized for real-time try-on and character/outfit replacement. It's built for fashion, commerce, event screens, and mirror-style demos where users need instant visual feedback. Swipe or select a look and see it applied on live camera input. It also works on furniture and home decor.
How does Lucy 2.1 preserve scene continuity?
Lucy 2.1 is designed to change only the requested element while preserving everything else. Motion, lighting, background, and scene structure remain stable across frames. This means you can swap an outfit or replace a character without the rest of the scene flickering or drifting.
Does the video quality degrade over time?
No. Lucy 2.1 inherits the Smart History Augmentation technique from Lucy 2, which trains the model on its own imperfect outputs and penalizes quality drift. Streams run indefinitely without identity collapse or visual degradation.
How do I get access?
Lucy 2.1 is coming soon on fal.ai. Contact sales to get early access and be notified when the API is live.
Can I use Lucy 2.1 for commercial projects?
Yes. Output generated through the fal.ai API can be used in commercial projects. Check fal.ai's terms of service for full details on usage rights and licensing.
Get in Touch About Lucy 2.1
Want to learn more about integrating Lucy 2.1 into your workflow? Leave your details and our team will reach out.