The stock market's leading artificial intelligence (AI) stocks are giving investors a clear reason to be cautious.

For the better part of the last three years, artificial intelligence (AI) has been the grease that's lubed Wall Street's finely tuned engine. Empowering software and systems with AI solutions offers the potential to improve productivity and/or operating efficiency in most industries around the globe.

With AI sporting a $15.7 trillion addressable market by 2030, according to PwC in Sizing the Prize , it's no wonder professional and everyday investors have gravitated to this game-changing trend.

Though there has been no shortage of winners from the rise of AI, few stocks have led the way quite like Nvidia ( NVDA 0.43% ) and Palantir Technologies ( PLTR 4.14%

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