Palantir Technologies ( PLTR 0.74% ) and BigBear.ai ( BBAI +0.23% ) specialize in providing artificial intelligence (AI) software solutions to both commercial and government customers. They help their customers integrate various types of generative AI tools into their operations to enhance productivity, which is why they have been popular among investors this year.

While Palantir's stock price has shot up an impressive 146% so far in 2025, BigBear.ai has registered respectable gains of 50%. However, if you're looking to buy one of these two AI software stocks for your portfolio for 2026, which one should it be? Let's find out.

Palantir Technologies' terrific growth will continue in 2026

Palantir is emerging as a leader in the AI software market. The company rapidly buil

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