The University of Toronto's definitive audit of GPT-4o, Claude, Perplexity, and Gemini versus Google Search across 1,516 queries. Domain overlap, source typology, content freshness, and the controlled experiment on pre-training versus retrieval bias.
Inside the 23-year communications archive Ronn Torossian just consolidated at ronntorossian.com. Five era hubs, one master through-line, sixteen years of indexed publishing. The cleanest live example of founder-archive architecture optimized for AI engine retrieval.
The complete Everything-PR reference on Generative Engine Optimization. Definition, operating system, measurement, the GEO Scorecard franchise, case studies, sector playbooks, and coverage — every live GEO asset, organized.
When a tech publication picks up a luxury AI visibility study unprompted and frames it as a tech story, the category has crossed over. GEO is no longer a PR conversation.
AI engines re-rank constantly. Citation Share earned today decays within weeks. AEO is a cadence discipline, not a campaign. Here is the math.
When an AI engine answers a buying question, the brand it names just ran an ad. The brand it omitted paid for the impression. Welcome to AEO.
Citation Share shows who gets mentioned. Agent Share shows who gets picked. In agentic AI buying, that is the only share that matters.
The first Bollywood AI Visibility Index. 30 Indian stars scored across ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews. Methodology, full ranking, the South India blind spot.
Which crypto publications the AI engines actually retrieve from. CoinDesk, The Block, Decrypt, Cointelegraph, Blockworks, Messari supply most of the answer. Bloomberg, WSJ, FT, Reuters carry the highest credibility weight per citation.
RAG — the architecture behind ChatGPT browsing, Claude web search, Perplexity, Google AI Overviews. Why published content is now retrieval inventory, why GEO is the discipline, and what comms teams must operationalize.
