If you use Ollama to run AI models locally, you might wonder what’s actually happening under the hood. Where are the files stored? What do they contain? And what happens when you actually run a model? This post breaks it down. Where Ollama Stores Its Files On macOS/Linux, Ollama stores its data under ~/.ollama/. Here’s a peek inside: tree ~/.ollama/ ~/.ollama/ ├── history ├── id_ed25519 ├── id_ed25519.pub ├── logs/ │ ├── app-*.