There are quite a few different AI features within Qualtrics, some small, like content quality validation, or insights explorer, which works as a generative AI text analysis tool. This article provides a deep dive into the key features https://www.effectivepeople.com/blog/analytics-engagement/deep-dive-into-qualtrics-new-ai-features
The features I’ve personally found most useful are spotlight insights in Dashboards: https://www.qualtrics.com/support/vocalize/dashboard-management-cx/spotlight-insights-cx/

and insights explorer: https://www.qualtrics.com/support/common-use-case/analyzing-results/insight-explorer/