The US stock market ended 2024 on a high note, with the benchmark index S&P500 index up 23.3%. This follows its 24.2% rise in 2023, so overall the S&P is up 53.2% since 2022 – one of its best two-year stretches of the 21st century. It is undeniable that technological stocks, particularly those linked to artificial intelligence (AI), played an important role in this strong rally.

It’s no surprise that many high-quality AI stocks have achieved sky-high valuations. However, progress remains to be made in this trend. If you have some money to invest right now that you don’t need to cover bills or other contingencies – even if it’s just $200 – buy these three stocks AI now could strengthen your portfolio in the long term. .

Although it is trading at a 12-month high of 65.7 times. sales, Palantir Technologies (NASDAQ:PLTR) remains one of the top stocks to buy in 2025 for several compelling reasons. The data mining and analytics company’s strength in advanced AI technologies and its long-term relationships with government agencies and large corporations have been at the heart of its exceptional growth in recent quarters.

In the third quarter, its revenue jumped 30% year-over-year to $729 million, while its operating margin stood at a solid 38%. The company also generated free cash flow of $435 million.

Rapid adoption of Palantir’s Artificial Intelligence Platform (AIP) led to a 39% year-over-year expansion of the company’s customer base, reaching 629 in the third quarter. This included a 77% increase in commercial customers. Unlike several competing AI platforms that primarily focus on model development, AIP has prioritized the development of ontologies, that is, frameworks that establish relationships between digital assets and applications of the real world.

So, rather than spending resources on models, which are increasingly commoditized, Palantir’s strategy has helped it quickly implement AI solutions in production environments for different use cases.

A final point in the stock’s favor is that Palantir was also recently added to the S&P 500 index. Given its multiple tailwinds and increased liquidity, the stock could appreciate significantly in the coming months.

Voice AI specialist AI SoundHound (NASDAQ:SON) offers plenty of reasons to be excited these days. This is despite the stock’s extremely rich price-to-sales (P/S) ratio of 107, more than triple its 3-year average multiple of around 32. Shares are up a whopping 836% in 2024 thanks to the performance of the company. improving operational and financial strength, as well as analyst upgrades.