The latest Google update explained
We compared the rollout week with the previous one across 8 projects and 8 sectors. Only one metric moved, losing the top 10, and a single sector accounts for the entire effect.
#seo#core-update#eeat
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Contact usReddit as a source for AI recommendations
From 3.83% to 0.52% of ChatGPT Search citations in seven days, caused by an internal OpenAI change. Nobody at Reddit did anything wrong, and nobody could have prevented it.
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Google Preferred Sources
Two lines of code and your readers mark you as a preferred source without leaving the page. It works outside the US, but two requirements may rule you out.
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Sources behind AI citations
We looked at what ChatGPT, Perplexity and AI Overviews cite across 39 projects in different sectors. The brand is the leading source about itself in only 13 of 39, and the one in charge is almost never the competitor.
#geo#ai#seo
Watermarks in AI-generated content
Anthropic now marks every text it generates and the mark survives copy and paste. It degrades with paraphrasing, so it does not stop mass spam: it marks whoever uses AI honestly.
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Googlebot rendering
Dave Smart's test shows the Web Rendering Service clock freezes while Google waits on the network. The 5 seconds never existed: the real ceiling is the Event Loop.
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Rank tracking and SERP scraping
Rank tracking and SERP APIs live off querying Google unauthenticated. If that access closes, the problem is not ranking: it is knowing whether you rank.
#seo#web-analytics
Bing Search APIs
Migrating to JSON is an afternoon of work. The real point is elsewhere: ChatGPT's search leans on Bing's index, so Webmaster Tools is now an AI visibility diagnostic.
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ChatGPT market share in Spain
From 90% of AI assistant users in Spain to 45% in three years, according to Sensor Tower. Optimizing only for ChatGPT means optimizing for half the market.
#geo#ai#seo
Information gain in content
A study measures how much original information the top 3 brings and the median sits at 52 out of 100. Pages with more than 15 unique data points score 62; those with none, 40.
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Toggle to block content in AI Overviews and AI Mode
Google shipped the toggle to opt out of AI Overviews alongside an AI report that only shows impressions. It lets you decide whether to block, without showing the clicks at stake.
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