Even before AI, these companies were great long-term buys. AI just increased their value propositions.

Artificial intelligence (AI) has taken over the business world during the past couple of years. The stock market has followed as investors rush to take advantage of the new growth opportunities the technology has presented. At this point, it seems impossible to avoid a tech company that isn't dealing with AI in some form or fashion.

Not all companies dealing with AI are created equal, though. Many may use the technology but lack the long-term appeal. If you have $3,000 available to invest, the following three AI stocks are worth buying and holding for the long term. They have proven business models and stand to gain a lot from the emerging technology.

1. Taiwan Semiconductor Manufact

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