estimates the required memory for inference, including model weights and an optional KV cache, for Safetensors and GGUF for models on the Hugging Face Hub using HTTP Range requests i.e., without downloading or loading any weights locally. When to use? - User asks how much VRAM or memory a model needs to run - User wants to know if a model fits on their GPU or a given instance - User references a Hugging Face model ID or URL and asks about inference requirements What are the requirements? - installed (for ) - env var or flag (for gated or private models only) How to run? Run with pointing to t…