Palantir ( PLTR -0.25%) and UiPath ( PATH 0.32%) represent two different ways to invest in the growing artificial intelligence (AI) market. Palantir mines data from disparate sources to help its government and commercial clients make data-driven decisions, and UiPath's software robots help companies automate repetitive tasks.

Both of those AI bellwether stocks are still reliable long-term investments, but investors shouldn't gloss over the less obvious AI plays that might soar higher over the next few years. Let's take a closer look at three of those companies: Oracle (NYSE: ORCL), Broadcom (NASDAQ: AVGO), and Arm Holdings (NASDAQ: ARM).

In the AI server space, Dell Technologies and Super Micro have also benefited from the data center boom, up 71% and 82%, respectively, in the past 12 months.

Founded in 1993, The Motley Fool is a financial services company dedicated to making the world smarter, happier, and richer. The Motley Fool reaches millions of people every month through our premium investing solutions, free guidance and market analysis on Fool.com, top-rated podcasts, and non-profit The Motley Fool Foundation.

Nvidia (NASDAQ: NVDA) is the leading supplier of graphics processing units (GPUs) for data centers, which are used to develop advanced artificial intelligence (AI) models. The company consistently grew its quarterly revenue by triple-digit percentages over the past year,