Nvidia stock has been the poster child for artificial intelligence and continues to defy the odds. But is the stock still a buy?

For what it's worth, Wall Street is overwhelmingly bullish. Among the 65% of analysts who follow Nvidia, 92% rate the stock a buy and the other 8% rate it a hold ahead of the company's third-quarter earnings report. Not a single analyst recommends selling Nvidia at the present time. Here's what investors should know.

AI's investor potential goes far beyond the chip giant. Perhaps no stock benefited more from the boom in artificial intelligence (AI) than Nvidia. Its dominance in the AI chip market redefined the direction of the company and much of the industry at large.