For developers building live-stream or shopping features that alter video on the fly, priced by the second with free starter credits.

Kenning's take

What it does

Lucy 2.5 is a real-time video editing model from Decart. It changes a live video stream while it is running, swapping characters, changing clothes, adding visual effects such as fire or water, replacing backgrounds and removing objects, driven by text prompts, reference images or both. Developers use it through Decart's API and SDKs for JavaScript, Python and Android, for uses such as live streaming, shopping try-ons, advertising and games.

• Edits live video in real time at 30 fps
• Character swap, clothing change and object removal
• Physically aware effects such as fire, water and sand
• Text prompts, reference images or both
• SDKs for JavaScript, Python and Android
• Optional fast mode for lower latency

Who it suits. Developers and companies building live-streaming, shopping, advertising or gaming features that change video on the fly.

Key facts

Category

AI models

Made by

Decart

Released

16 July 2026

How to get it

through the Decart platform API with free starter credits for new accounts

Works on

API, JavaScript SDK, Python SDK, Android SDK

In the UK

Yes

Free plan

new accounts receive free credits

API price

realtime $0.02/sec at 720p, $0.04/sec fast mode; video edit $0.04/sec at 720p

FAQ

Facts from the maker's own pages and the sources listed. Checked 2026-10-11.