LongCat Video

LongCat-Video is an advanced AI video generation tool with 13.6 billion parameters that uniquely supports multiple video creation tasks—Text-to-Video, Image-to-Video, and Video-Continuation—within a single unified model. It excels in creating high-quality, minutes-long videos with smooth motion and stable colors at 720p resolution and 30 frames per second, efficiently completing generation in minutes. This open-source tool is designed to produce visually coherent videos without common issues like color drifting or quality degradation even over extended sequences.

Key Features

• Unified architecture for Text-to-Video, Image-to-Video, and Video-Continuation tasks with one model.
• Ability to generate high-quality, minutes-long videos maintaining temporal coherence and color stability.
• Efficient video generation using a coarse-to-fine strategy and Block Sparse Attention, delivering 720p at 30fps within minutes.
• Uses advanced reinforcement learning (Group Relative Policy Optimization) for balanced and realistic video outputs.

Use Cases

• Create engaging social media videos from simple text or images for platforms like Instagram, TikTok, and YouTube.
• Produce educational and explanatory visual content for online courses or tutorials.
• Generate product demos and promotional videos without needing expensive production resources.