Google Merchant Center Shows AI Prompts For Top Performance Insights

Sep 7, 2026 - 7:31 am 0 — by
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Google accidentally showed the prompts it uses for some of the insights reports within Google Merchant Center. Instead of providing an easy-to-digest summary of the top product that drove your performance within Merchant Center, it spit out the prompts and actions, like "thinking," "role," "Formatting," and so on.

This was spotted by Vipul Kumar who wrote on LinkedIn, "Looks like Google Merchant Center accidentally gave me a little peek behind the curtain today." "Instead of just showing the final AI-generated insight, Merchant Center was actually displaying what looked like the instructions being used to generate it," he added.

Here is his screenshot:

Gmc Ai Performance Insights Prompts

It seems like a temporary glitch and it is not that super revealing but he did note that it included things like:

  • What the AI was supposed to analyze
  • The rules it needed to follow
  • Click changes for 20 products
  • How it decided which product to highlight
  • Templates it could use for the response
  • The sentence it was going to generate
  • And a final check before showing the result

Again, this is not leaking anything serious but it is funny to see the prompts being exposed.

Forum discussion LinkedIn.

 

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