AI visitors follow unpredictable paths through websites, from ChatGPT citations to Perplexity searches to Google AI Mode. The guide recommends layered segmentation: start with confirmed AI sources, group pages by intent cohorts, track conversion events, and compare funnels by source and page type, noting that “a docs cohort with 90 visits and 8 trials beats a blog cohort with 4,000 visits and 3 trials for growth work.”