Dan Petrovic

Tool: compressor.dejan.ai
Use: Enter URL to get 5 levels of semantic content compression.

How much of your content survives the AI Search filter?
Article: dejan.ai/blog/ai-sear...

Browsing vs Content Fetcher Google’s AI Mode has two modes of extracting information from the page: browsing and content_fetcher  The core difference lies in their input requirements and how they are intended to operate within a...

Curious about how AI Mode gets page content?
Article: dejan.ai/blog/browsin...
Google’s AI Mode has two modes of extracting information from the page: browsing and content_fetcher

Thanks Brisbane!
Next stop, Amsterdam.

"In this session Dan will pop-up the bonnet and reveal the very engine that drives his AI optimization workflow. Get ready for an unprecedented level of both strategic and practical advice."

register.spotlightconf.com/2025/begin?c...

I keep losing track of our tools and demos so I made a list: dejan.ai/tool/

If your page was one of the search results supplied to Google’s AI, would it be selected as one of the grounding sources in its final response? dejan.ai/brand-releva...

www.eweek.com/news/microso...

CAPS: A Content Attribution Payment Scheme for the AI Era The Problem: A Broken Content Ecosystem We’re watching the collapse of the web’s economic model in real-time, and everyone knows it. AI assistants have fundamentally changed how people consume informa...

My thoughts about a fair and healthy web content ecosystem where publishers get micropayments when AI grounds its responses in their content.

dejan.ai/blog/caps/

Using GPT-5 Structured Output Markers to Detect AI-Generated Content Online When you populate your website with language model–generated text, you inherit a subtle but real risk: AI-specific artifacts may leak into the published content. These markers aren’t always obvious to...

If you do this. Check your site. Check search results. Take action. A common artifact reveals thousands of websites which use AI content derived from other content sources through search and tools: dejan.ai/blog/ai-reve...

LLM is a Presentation Layer in AI Search Classic IR: crawl, index, retrieve, rank remain with search engines. There is a persistent myth that large language models (LLMs) have fundamentally replaced search. In truth, LLMs do not crawl the we...

A paper Why Language Models Hallucinate (Kalai, Nachum, Vempala, Zhang, 2025) shows that LLMs inevitably hallucinate due to statistical limits and evaluation incentives. Without grounding in real retrieval systems, they cannot provide reliable search.

dejan.ai/blog/llm-is-...

Citation Mining for AI SEO 👉 cm.dejan.ai
At DEJAN AI this represents a single step in a complex citation mining pipeline which involves GSC API, query intent classification, synthetic query and fanout generation, prompt generation, citation target text retrieval, NLP and semantic matching.

EmbeddingGemma: The Game-Changing Model Every SEO Professional Needs to Know Why Google’s Latest Embedding Model Could Reshape Search Understanding In the business of Gen AI search optimization, staying ahead means understanding the underlying technologies that power modern se...

What a great day for a Gen AI Search industry! Google's DeepMind team has just released EmbeddingGemma. The most powerful embedding model with direct lineage to Gemini technology which powers Google's AI Search:
dejan.ai/blog/embeddi...

Primary Bias on Selection Rate in AI Search What is Selection Rate? Selection Rate (SR) is a key performance metric for AI systems that measures the frequency with which an AI selects and incorporates a specific item from a total set of groundi...

Internally we use terms like SR (Selection Rate) and PB (Primary Bias) in the context of AI Search optimization. What do they mean? Take a look because these things really are a big deal: dejan.ai/blog/sr/

Update: Brand FAQs added to our AI sentiment tool: reviews.dejan.ai

Want this?
We're looking for AI Search Optimization pioneers to provide feedback. Early Access Request: dejan.ai/engage/?feat...

The Latent History of AI Boom This is the story of how AI transitioned from niche to mainstream and the pieces that fell into place to make that happen. Picture this. It’s 2017, we’re in the era dominated by Recurrent Neural Netwo...

The Latent History of AI Boom
dejan.ai/blog/ai-boom/

AI Overviews = Dialogflow Agent? Joshua Squires shared one of the most interesting AI Overview leaks and for some reason it was mostly ignored by the SEO industry. I’d like to draw your attention to it today because it provides two k...

Something Joshua Squires discovered about AI Overviews but didn't get enough attention. Here's my theory: dejan.ai/blog/ai-over...

Fan-Out Query Search Volume Prediction Using Deep Learning While traditional keyword research tools provide valuable data, they often fall short in discovering truly novel or long-tail search query variations that a business might not yet rank for, or even be...

dejan.ai/blog/fan-out...

Look at me predicting monthly search volumes for ~700,000 fan-out queries for one of my clients. No SaaS, no APIs. A custom model I trained for them on their own GSC data. This is absolutely delightful stuff! ✨

Comprehensive Guide to Identifying AI Comment Bots Some people use AI to speed up the process of getting their ideas and message out. Others use it to polish up their language which I think is really cool use of AI, especially if they’re not a native ...

Are you engaging with comment bots without realising?
Here's a helpful AI detection guide: dejan.ai/blog/comment...

Chrome AI Frameworks & Models Chrome’s AI-driven segmentation platform enhances user experiences by predicting behaviours and tailoring features accordingly. Explore the different models that power these optimizations and how they...

Chrome is now *loaded* with AI features and models.
Here's my reference list: dejan.ai/blog/chrome-...

Does Schema Help With “AI”? This test is designed to show whether Open AI’s browsing tool does a better job at supplying their model GPT-5 with grounding context from a page with schema. We took the exact HTML from the original ...

dejan.ai/blog/does-sc...
Tested and nothing. Sorry guys :(
Thanks @lilyray.nyc

Your website is about to start talking. Are you ready for this? Chrome is about to give all websites a voice through a built-in version of Gemini. Your visitors will have completely private chats with it. No external API calls to Google’s servers and once loaded y...

dejan.ai/blog/your-we...

Inside Chrome’s Semantic Engine: A Technical Analysis of History Embeddings I decoded Chrome’s internal semantic search, found the exact chunking mechanism, embedding logic and am now able to browse, search and cluster my own search history through decoded vector embeddings. ...

Everything SEO people love these days, chunking, vectors and more: dejan.ai/blog/inside-...

What a fascinating way to get an idea what Google "thinks" you do based on what it has on you. Based on the "About" snippet I think I should stop releasing random tools and start promoting the fact I run a commercial AI Search agency with paying clients.

This tool allows you to see if a person, brand, product or service is a known entity in Google's knowledge graph.
entities.dejan.ai

The two pillars of AI optimization are model understanding and control with well-established analogues in the machine learning industry called mechanistic interpretability and model steering.
This is new. The rest is SEO.
Read: dejan.ai/blog/underst...

People call them AI. That’s it. Poll Results on Social Media: What Do We Call ChatGPT, Claude, Gemini, Perplexity? Across 864 total votes collected on social media polls, respondents gave a fragmented view on how to label tools like...

Poll Results: Most people call chatGPT etc just "AI".
AI – 71.1% (621 votes)
Chatbots – 11.9% (103 votes)
Something else – 9.5% (82 votes)
AI Assistants – 7.6% (66 votes)
dejan.ai/blog/people-...