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Introduction
What is LongCat Avatar?
LongCat Avatar is an expressive avatar model built upon LongCat-Video, designed for audio-driven character animation. It automatically converts audio + text + images into super-realistic, lip-synchronized long videos with natural motion and consistent identity.
Core Functionality
This AI-powered tool generates realistic, lip-synced avatar videos by combining audio, text, and images, producing high-quality, natural motion and facial expressions. It's a unified AT2V & ATI2V model supporting multi-track audio input.
Purpose and Applications
Perfect for creating virtual assistants, educational content, and digital storytelling without visual degradation. It serves content creators, marketers, educators, media professionals, and corporate teams who need realistic, lip-synced long-form avatar videos.
Features
Perfect Lip‑Synchronized Talking Videos
LongCat Avatar aligns mouth movement precisely with audio to produce perfect lip‑synchronized talking videos that look natural and engaging for any use case.
Natural Full‑Body Motion and Expression
The model generates smooth full‑body motion and facial expressions beyond lips, giving avatar videos a realistic, natural dynamic that enhances audience engagement.
Multi‑Input Audio, Text, and Image Support
LongCat Avatar supports generating videos from multiple input types, including audio + text and photo + audio workflows, for flexible and diverse video creation.
HD Output and Publish‑Ready Quality
Generate high‑definition avatar videos with quality up to 720p, delivering clear visuals and crisp motion suitable for publishing and sharing across platforms.
Consistent Identity and Long Video Stability
The system maintains consistent character identity across long videos and avoids drift, ensuring your avatar looks stable and recognizable throughout every output.
Fast, High‑Performance Generation
LongCat Avatar delivers efficient video generation with optimized performance, enabling creators to produce dynamic avatar videos quickly without losing quality.
Frequently Asked Questions
What is LongCat Avatar and how does it work?
LongCat Avatar is an AI-powered tool that generates realistic, lip-synced avatar videos by combining audio, text, and images, producing high-quality, natural motion and facial expressions.
What makes LongCat Avatar different from other avatar video tools?
LongCat Avatar uses 13.6B parameters to produce long-form, stable videos with lifelike motion, consistent identity, and seamless audio synchronization, setting it apart from other tools that struggle with short clips or identity drift.
How does LongCat Avatar maintain character consistency in long videos?
Thanks to its advanced AI and 13.6B parameters, LongCat Avatar ensures that your avatar's identity and motion remain stable and natural even across videos up to 2 minutes long, eliminating visual breakdowns.
What video quality can I expect from LongCat Avatar?
LongCat Avatar generates videos in 720p HD quality, delivering clear and professional visuals suitable for a wide range of applications including marketing, social media, and educational content.
What types of input does LongCat Avatar support?
LongCat Avatar supports multiple input types, including text, audio, and images, allowing you to create dynamic avatar videos that fit any creative need with its multi-modal generation engine.
How long can the videos generated by LongCat Avatar be?
LongCat Avatar can generate videos up to 2 minutes long, with stable identity and smooth, natural motion, making it ideal for both short clips and longer-form content.
Is LongCat Avatar suitable for creators and marketers?
Yes, LongCat Avatar is perfect for content creators and marketers who need realistic, lip-synced avatars for ads, social media content, product videos, and more, enhancing viewer engagement.
What is the pricing model for LongCat Avatar?
LongCat Avatar offers flexible, credit-based pricing, allowing users to pay only for the video outputs they need, making it a cost-effective solution for both individual creators and businesses.
Can LongCat Avatar be used for educational content creation?
Yes, LongCat Avatar is an excellent tool for generating educational videos, e-learning courses, and training materials, providing engaging, lifelike avatars to enhance learning experiences.