Skip to content

inside index

The Second Index: How LLMs are Forming a Parallel Internet 

By Rachel Hernandez

Through training on web-scale data and RAG (retrieval-augmented generation), LLMs are forging a second index of the internet.  Here’s what we mean.  Google’s massive search index (the first index) is based on syntax.  It relies on keywords, backlinks, URLs, and crawlable site structures. It’s optimized for efficient retrieval, not conceptual reasoning.  Searches match strings, then … Continued

How to Measure Visibility When There is No Ranking

By Rachel Hernandez

If there are no keyword rankings or click-through rates, how do I know if I’m winning? This is the situation many search marketers now find themselves in when trying to track AI search visibility.  Classic SEO metrics like position rankings and CTRs completely miss instances where your brand appears in AI-generated answers.  The fact is … Continued

Why Keyword Coverage Fails Without Entity Coverage 

By Rachel Hernandez

Here’s something all search marketers need to know.  Keyword coverage by itself no longer cuts the mustard for building sustainable online visibility.  Instead, entity-based SEO is now table stakes.  Why is that? It’s because AI search systems understand topics through entities, not keywords.  Therefore, if your brand isn’t connected to the right concepts, organizations, and … Continued

How Reviews Influence AI Recommendations 

By Rachel Hernandez

User reviews on platforms like Google and Yelp have evolved from static reputation markers to multi-faceted trust signals.  Here’s how.  Before LLMs (large language models) took over the search landscape, classic search algorithms treated reviews as numerical proxies for brand quality.  In other words, the numbers mattered, not the actual meaning behind the reviews.  For … Continued

The Role of Content Freshness in AI Citations 

By Rachel Hernandez

If you want to earn consistent AI citations, then you need to think like a baker and prioritize freshness for your content.  The reasons why include: This means if you don’t regularly refresh your content, you risk losing visibility to your competitors.  Oh, and those pieces that you consider permanently evergreen? They’re also susceptible to … Continued