A comprehensive guide to running Llama 2 locally

Running Llama 2 locally on various devices, including M1/M2 Macs, Windows, Linux, and even mobile phones, is possible without needing an internet connection, thanks to several open-source tools. Llama.cpp enables local execution on Mac, Windows, and Linux by leveraging 4-bit integer quantization, while Ollama is a macOS app that facilitates the use of large language models with a command-line interface, supporting Llama 2 without requiring account registration. MLC LLM allows for running language models on iOS and Android devices, supporting multiple versions of Llama 2, though it is still in beta for iPhone users. These tools provide versatile options for utilizing Llama 2 across different platforms, enhancing accessibility and flexibility for developers and enthusiasts.