Perplexity

How HubSpot users can track answer engine visibility: what HubSpot's AEO tool measures, the AI Referrals source, what both leave out, and what to set up.

Use case · AEO

What llms.txt is, who reads it, and whether it helps AI visibility: the proposal, Google's position, server-log studies, and when a file is worth keeping.

Guide · SEO+

The search index, crawlers, inclusion controls, and site-owner reports behind ChatGPT, Gemini, Claude, Perplexity, and Copilot, from official docs.

Complete guide · AI assistants

How Perplexity finds and cites pages: what PerplexityBot and Perplexity-User do, what is not documented, and what citation studies show.

Guide · AI assistants

How to measure AI visibility: what to count, how many prompts and runs, error ranges, and the Google, Bing, and GA4 reports that fill the gaps.

Complete guide · Measurement

Track AI referral traffic in GA4: what the AI Assistant channel counts, a custom channel for ChatGPT, Claude, Perplexity, and others, and what GA4 cannot see.

Guide · Measurement

AEO and AI visibility tools by kind: what search engine reports, analytics, prompt trackers, graders, and log tools can and cannot measure, from vendors' pages.

Reference · Measurement

Plain definitions of the terms used in answer engine optimization (AEO) and AI search, from AI Overviews to robots.txt, with a source for every fact.

Reference · Research

Sourced AI search statistics for 2026: chatbot use, AI Overviews and clicks, AI referral traffic, cited sources, answer accuracy, and B2B buyers.

Reference · Research