AI is absolutely rewriting how the internet works, but optimizing for large language model visibility misses where the actual return on investment exists as the web morphs from a place to find information to the agentic web.

Have you measured how many of your website’s visitors come from LLM tools like ChatGPT?

I looked at 12 months of GA4 data across 100 different websites of varying sizes with over 145 million sessions. In this dataset, sessions from ChatGPT amounted to just 0.62% of the volume driven by Google Organic.

That’s not a typo. 0.62%.

When all other LLMs were included in this number, it increased to 0.73%.

I asked Gemini 4 Argon in Antigravity to turn this into a graphic to help me visualize the scale of this:

Image Credit: Marie Haynes

While it’s interesting to measure and try to influence whether your content is being cited by ChatGPT, for the vast majority of sites this traffic is miniscule compared to Google organic visitors!

What About Conversions?

Of the 100 sites in my dataset,…