Ask ChatGPT or Perplexity "what's the best note-taking app" and you get a shortlist of three to five names. Either you're on it or you don't exist in that channel. And buying research keeps moving there.
People call measuring this GEO or AEO tracking now. The way most teams do it is pasting questions into chatbots by hand and eyeballing the answers. That stops scaling at about ten questions, and you can't trend it week over week.
Doing it programmatically
Don't scrape the chat UIs. It's fragile, against ToS, and breaks weekly. The engines all have official APIs with web search:
Perplexity's sonar models return answers with citations built in
