LongCat Avatar

What it does

LongCat Avatar revolutionizes long duration video generation with audio-driven AI that creates ultra-realistic avatar videos. Our identity consistent avatars maintain perfect lip-sync and natural motion across infinite sequences without quality loss. The multi person avatar generator supports multiple modes including audio-text-to-video and seamless video continuation, delivering professional-grade results for creators who demand consistency and realism in extended video content.

LongCat Avatar generates ultra-realistic, lip-synced long videos with stable identity, natural motion, multi-person support, and video continuation.

Avatalk is a state-of-the-art lip-sync video generation model trained on the open-source LongCat Avatar architecture. Designed specifically for long-duration video generation, Avatalk delivers super-realistic lip synchronization, natural human dynamics, and long-term identity consistency even across infinite-length video sequences. It is an independent platform that provides access to AI models through its own APIs. It is not affiliated with other artificial intelligence models. Built for creators who demand professional quality without the complexity. Avatalk supports Audio-Text-to-Video (AT2V), Audio-Text-Image-to-Video (ATI2V), and Audio-conditioned Video Continuation within a single…from longcatavatar.com

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