Cosmos3 Setup

When to use this skill

• Use when a user wants to install Cosmos3 or set up a development environment
• Use when a user asks about system requirements, CUDA versions, or GPU compatibility
• Use when a user needs to download model checkpoints or configure HuggingFace auth
• Use when a user wants to run Cosmos3 inside a Docker container or NGC container
• For errors during setup, hand off to the cosmos3-env-troubleshoot skill

Path convention

All paths below are relative to the cosmos3 package root (../../../ from this skill file). All uv run / python commands should also be run from there.

Where to find answers

The canonical setup reference is docs/setup.md. The README (README.md § Setup) has the shortest quickstart.