NotebookLM Has Surpassed Perplexity in Total Visits Over the Last Two Months

r/singularity·high signal

Similarweb data shared on r/singularity shows NotebookLM overtaking Perplexity in total site visits over the past two months. This is a significant adoption signal — NotebookLM's audio overview (podcast) feature appears to have driven mainstream usage well beyond the research/developer niche where Perplexity built its audience. Positions Google's document-grounded AI as the leading consumer AI research tool by traffic.