Generate realistic lip-synchronized talking videos from a single photo and audio. Perfect lip sync, natural dynamics, and consistent identity preservation.
Transform any portrait photo into a realistic talking video in three simple steps.
Upload any portrait photo. LongCat Avatar works with photos of any person, maintaining their identity throughout the video.
Provide your audio file - speech, singing, or any audio. The AI will synchronize lip movements perfectly with the audio.
Get your talking video in minutes. Natural dynamics, full-body coherence, and consistent identity across all frames.
Experience the power of AI. Create stunning images and videos with natural language instructions.
See what's possible with LongCat Avatar's audio-driven talking video generation.
Female Presenter Avatar
Male Presenter Avatar
Content Creator Avatar
Professional Female Avatar
Professional Male Avatar
Content Creator Avatar
Everything you need to create professional talking avatar videos.
Advanced AI precisely aligns lip motion with audio while preserving natural rhythm for every syllable.
Frame-AccurateCaptures head movements, facial expressions, and posture changes for truly lifelike avatars.
Natural MotionMaintains consistent facial identity across all frames without drift or artifacts.
Zero DriftProduces consistent color tone and natural movement across various scenarios.
LifelikeGenerate videos in 480p or 720p HD resolution for professional production quality.
Up to 720pApproximately 10-30 seconds of processing per 1 second of video output.
Quick TurnaroundLongCat Avatar delivers superior results with advanced technology and affordable pricing.
Precisely aligns syllables with mouth shapes, even with challenging speech patterns. No noticeable delays.
Best-in-ClassBuilt on the LongCat-Video foundation with 13.6 billion parameters for exceptional quality.
State-of-the-ArtBeyond lip sync: natural head tilts, eye blinks, shoulder movements for lifelike avatars.
Complete MotionPay only for what you generate at $0.04/second for 480p or $0.08/second for 720p.
From $0.20Generate videos up to 2 minutes long per job without segmenting audio files.
Long FormReady-to-use REST API with no cold starts. Comprehensive documentation available.
Developer ReadyPay only for what you use. No monthly subscriptions required.
480p Resolution
720p Resolution
LongCat Avatar powers creators across industries with professional talking avatar videos.
Create engaging promotional content with AI presenters for your brand and products.
Produce tutorial videos, online courses, and training materials with consistent AI instructors.
Generate engaging short-form content for TikTok, Instagram, and YouTube at scale.
Create professional product demonstrations and explainer videos with branded avatars.
Send personalized video messages at scale for customer engagement and outreach.
Localize videos into multiple languages with perfect lip sync for each language version.
LongCat Avatar is built on the LongCat-Video foundation - a 13.6 billion parameter video generation model developed by Meituan's LongCat research team.
The model unifies Text-to-Video, Image-to-Video, and Video-Continuation tasks within a single framework, enabling minutes-long video generation without quality degradation.
Transform photos into realistic talking videos with advanced audio-driven AI technology.