By what measure? Google has a market cap that's 10x Palantir, and the gap in revenue/profit is even more massive. They aren't in the same league at all.
In fact, when you look at the last decade of Google saying they're an "AI first" company and literally inventing transformers, and look at what their stock price has done and how they've performed in relation to other major companies involved in this current AI spring, there is simply no way not to be disappointed.