During the LLM hype, you can find a lot of articles like “Fine-tune your Private LLaMA/Falcon/Another Popular LLM”, “Train Your Own Private ChatGPT”, “How to Create a Local LLM” and others.
At the same time, only few people tell why you need it. I mean, are you really sure you need your own self-hosted LLM? Maybe the OpenAI API could be the best choice for you.

“Short” summary of the article
In this article, I will compare two approaches to using LLMs: making API calls to OpenAI versus deploying your own model. We will discuss aspects such as cost, text generation quality, development speed, and privacy.
Disclaimer: The information in the article is current as of August 2023, but please be aware that changes may occur thereafter.