LongCat Video empowers creators with a unified LongCat AI pipeline. With LongCat‑Video you can run Text‑to‑Video, Image‑to‑Video, and Video‑Continuation locally to produce long, coherent, high‑quality content. Start building with Long Cat Video today.
Watch how LongCat‑Video generates high‑quality long videos with LongCat AI locally.
Explore sample outputs generated by LongCat Video and LongCat AI. Each video showcases long, coherent motion and high visual quality from the LongCat‑Video model.
Preview the LongCat‑Video technical report below. Download the PDF or open it in a new tab to explore details on the LongCat Video architecture, LongCat AI training (multi‑reward GRPO), and efficient long‑video generation.
Set up LongCat‑Video locally and start generating long, high‑quality videos with LongCat AI.
Clone the repo:
git clone https://github.com/meituan-longcat/LongCat-Video
cd LongCat-VideoCreate conda environment:
conda create -n longcat-video python=3.10
conda activate longcat-videoInstall torch (configure according to your CUDA version):
pip install torch==2.6.0+cu124 torchvision==0.21.0+cu124 torchaudio==2.6.0 --index-url https://download.pytorch.org/whl/cu124Install flash-attn-2:
pip install ninja
pip install psutil
pip install packaging
pip install flash_attn==2.7.4.post1Install other requirements:
pip install -r requirements.txtCreate with LongCat Video in three steps: pick a task, tune settings, and generate minutes‑long videos with LongCat AI.
Pick a Task Choose Text‑to‑Video, Image‑to‑Video, or Video‑Continuation in the LongCat‑Video playground.
Tune Parameters Set duration, resolution, and motion controls for your LongCat Video generation.
Generate & Share Render with LongCat AI, then download and share your Long Cat Video output.
Discover how LongCat Video and LongCat AI make high‑quality, long video generation fast and reliable. LongCat‑Video unifies tasks while keeping text and image alignment strong.
Join creators using LongCat Video and LongCat AI to produce minutes‑long, high‑quality videos with ease. Perfect for content, marketing, education, and storytelling—LongCat‑Video empowers your ideas.