AI Search Visibility & Citation Metrics
Articles on AI citation metrics, search visibility measurement, and how LLMs and AI agents discover and reference web content.
86% of AI Citations Come From Brand-Controlled Content, Large Study Finds
A massive analysis of 6.8 million AI citations reveals that 86% of AI-generated answers reference brand-controlled content, with ChatGPT, Gemini, and Perplexity all showing strong corporate source bias.
Google Clarifies Stance on Unofficial 'llms-author.txt' and 'content-signal' Directives
Google’s John Mueller addresses the effectiveness of unofficial SEO tactics, confirming that 'llms-author.txt' and the 'content-signal' robots.txt directive are not used by Google and lack standard support while advising focus on broader entity branding.
Bing's Citation Share, the llms.txt Reality Check, and What Agents Actually Want
Microsoft's new AI Citation Share in Bing Webmaster Tools, the declining relevance of llms.txt, and emerging agent specs like OKF and ARD are redefining how websites gain visibility in AI-driven search.