AI Search

Isometric illustration of three separate search indexes for ChatGPT, Gemini, and Perplexity, with a robots.txt file and citation arrows pointing to one web page

Getting Cited by ChatGPT, Gemini, and Perplexity Is Three Different Jobs

ChatGPT, Google AI Overviews, and Perplexity pull answers from three separate indexes, and a Profound analysis of 680 million citations found that only 11% of the domains ChatGPT cites also show up in Perplexity. Getting cited by all three is three different jobs with three different checklists. The fastest win

Blueprint-style diagram of ChatGPT splitting into two search pipelines, with Thinking mode fanning out into a dense network of cited documents while Instant mode cites few

ChatGPT's Thinking Mode Replaces 75% of the Sources It Cites

Semrush and Kevin Indig ran 100 identical prompts through ChatGPT twice, once in Instant mode and once in Thinking mode, and only 25.6% of the cited domains showed up in both. Reddit's citation share fell from 15% to 7% the moment reasoning switched on, while government and

Blueprint schematic of a paywall brick wall blocking search-traffic arrows beside a long-tail curve and a Google search bar splitting into niche publisher icons

Google's Search Chief Blames Your Paywall for the Traffic AI Took

Liz Reid, Google's head of Search, told the AI Inside podcast in late June 2026 that paywalls, not AI, cause most of the traffic drops publishers keep complaining about. Her exact response to sites that add a paywall and then watch clicks fall: "yes, that is what

Technical blueprint diagram of Google's spam filter flagging an AI Overview answer box, with a SpamBrain detection schematic and a demoted ranking arrow.

Google's Spam Update Now Treats AI-Answer Gaming Like Link Spam

Google finished rolling out the June 2026 spam update on June 26, two days after it started on June 24 at 9:00 a.m. Pacific, applied globally and across every language. What makes this one different is scope: it is the first spam update that runs while Google'

AI Search Cites Sub-1,000-View YouTube Videos Over Your Brand Page

Jellyfish analyzed 27 million answers across seven AI assistants, including ChatGPT, Gemini, Claude, and Perplexity, and found YouTube creator videos cited in more than 25% of responses. In high-intent categories like consumer electronics and financial services, that climbs to nearly one in two answers. Independent, niche creators get cited more

Victorious AI Search Study Puts Domain Authority Correlation at r=0.017

Victorious tested 177 brands across eight AI search engines in Q1 2026 and recorded 107,011 responses. Only 18 of those brands registered any AI mentions, meaning 89.8% drew zero. The correlation between Authority Score and citation rate was r=0.017, statistically indistinguishable from random. Domain authority is

Blueprint-style diagram of ChatGPT's web.run tool with fan-out query branches and a citation gauge dropping from 19 domains to 15 per answer.

ChatGPT 5.4 Cut Per-Answer Citations From 19 Domains to 15

OpenAI switched ChatGPT Search to GPT-5.4 on March 4, 2026, replacing the text-command web.run tool with a JSON-based interface. RESONEO co-founder Olivier de Segonzac tracked 400 daily prompts for 14 weeks and found average unique domains cited per response dropped from 19 to 15, a 21% decline. AEO