Chapter 1 · How AI engines think
A guide by Roberto Serra
LLM Architecture
The deep dives in this section of the “How AI engines think” chapter.
A guide by Roberto Serra
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Deep dives
Chapter 1 · How AI engines think
Continue with the deep dives
38 deep dives across the 5 sections of the chapter.
1.1
Step-by-step guides: why AI loves them (and how to write them)
AI Agents and APIs: Your Business Can Become a Service the AI Calls
Is AI inventing things about your brand? It happens when it can’t find reliable data
Cover the Whole Workflow or the AI Ignores You (and Picks Another Source)
Whoever Gets Cited in ChatGPT’s First Turn Has an Edge Over Everyone Else
If the AI says ‘might’ when talking about you, you have a trust problem
If your brand info contradicts itself, AI picks a competitor
‘Recommend the best X in Y’: does your content match this query?
1.2
Writing Too Complex? AI Struggles More to Use Your Content
How to Become the Brand AI Generates Automatically for Your Industry
Want AI to rephrase you? Write the answer exactly as you want it
Exaggerated data on your site? AI discards it and picks whoever is more honest
Your title says one thing, your content another? AI notices and penalizes you
Logical gaps and contradictions? AI lowers your content’s score
Who Is Your Brand Cited With? This Determines Your AI Category
Are you rewriting what everyone else has written? AI wants novelty
1.3
AI Replies With Outdated Data About Your Brand? Here’s Why It Happens
Is your brand invisible to ChatGPT? The problem starts with how it reads it
AI reads your page like a book: it skips the middle
How AI Decides Which Words Matter Most on Your Page
If your page is too long, the AI cuts it and loses you
Why ChatGPT Always Recommends the Same Brands (and How to Get on the List)
The semantic distance between you and your customer decides whether AI finds you
For AI, your page structure matters more than length
1.4
Perplexity and Bing Chat search in real time: are you in their index?
Exact keywords or synonyms? AI needs both (here’s why)
AI doesn’t read your whole page — it slices it into chunks
After retrieval comes reranking: this is where generic content loses
Want AI to cite your site by name and with a link? Here’s what you need to give it
AI rewrites the question before searching: is your content ready?
AI combines multiple sources to answer: are you in at least 2 of them?
1.5
Useful, accurate and safe: the 3 criteria AI uses to judge your content
The AI’s Internal Filters Can Block Your Site Without Warning
Is your industry underrepresented in the training data? AI already starts at a disadvantage
Vertical AI models: if you’re not in their data, you don’t exist in their world
Copied content? The AI keeps the original and discards yours
The perfect answer according to AI: structured, specific, with sources
Aggressive SEO in 2026? AI Safety Filters Are Already Penalizing You
