Open-weight video models you can run yourself › CogVideoX 2B
Updated · public data
Z.ai · Open weights
CogVideoX 2B is an open-weight video model from Z.ai with 1.7B parameters. It needs about 2 GB of memory at 8-bit — smallest setups that run it: PC with a GPU 8 GB, Mac 16 GB.
| Parameters | 1.7B |
| Memory to run | ~2 GB (at 8-bit, rough estimate) |
| Downloads | 16.4K (last 30 days on Hugging Face) |
| Likes | 378 |
| License | Apache 2.0 |
| First uploaded | Aug 5, 2024 |
| Phone | iPhone · Android: too big |
| PC with a GPU | 8 GB: fits · 12 GB: fits · 16 GB: fits · 24 GB: fits · 32 GB: fits |
| PC or laptop, no GPU | 16 GB: too big · 32 GB: too big · 64 GB: too big |
| Mac | 16 GB: fits · 32 GB: fits · 64 GB: fits · 128 GB: fits |
huggingface.co/zai-org/CogVideoX-2b
Data: Hugging Face (official accounts), Oct 16, 2026 · memory is a rough estimate (4-bit for LLMs, 8-bit for image and video, plus 10%) · hosted price: OpenRouter