The apps mentioned are either pre-installed on Raspberry Pi OS or are available from the Pi-Apps app store, which relies on open-source scripts. Visit pi-apps.io from your Raspberry Pi to install it.

It has the fastest CPU and supports up to 16GB of RAM, while the Raspberry Pi 4 tops out at 8GB. You can run an LLM on a Raspberry Pi 4, but a maxed-out Raspberry Pi 5 will give you the best results.