GPT4All is easy for anyone to install and use. It allows you to download from a selection of ggml GPT models curated by GPT4All and provides a native GUI chat interface. Hardware CPU: Any cpu will work but the more cores and mhz per core the better. RAM: Varies by model requiring up to 16GB Installation GUI installer works out of the box on Ubuntu and then you just double-click the icon on your desktop. wget 'https://gpt4all.io/installers/gpt4all-installer-linux.run' chmod +x './gpt4all-...
It does have an API server so you should be able to do just that. Haven’t tried it though.