Investors looking to buy a relatively cheaper AI stock would do well to take a closer look at this name thanks to its solid position in a lucrative market.There is no doubt that Nvidia (NVDA 3.58%) has been one of the top artificial intelligence (AI) stocks to buy on the market in the past year-and-a-half thanks to the critical role it is playing in the advancement of this technology.After all, training large language models (LLMs) such as ChatGPT wouldn't have been possible without chips from Nvidia. Major ...