Research
Findings you can trace to the answers.
Start with a current snapshot, then explore the longer analyses. Each publication has its own date, scope, and collection limitations.
Latest published benchmark
Dog Food
Purina Pro Plan appeared in 10 of 12 answers.
| Model | #1 | #2 | #3 |
|---|---|---|---|
| ChatGPT | Purina Pro Plan | Hill's Science Diet | Royal Canin |
| Claude | Purina Pro Plan | Hill's Science Diet | Royal Canin |
| Gemini | Purina Pro Plan | Hill's Science Diet | Royal Canin |
| Perplexity | Purina Pro Plan | Hill's Science Diet | Royal Canin |
Mentions measure visibility. Recorded ranks describe these answers. Neither establishes product quality.
Explore this report →Research archive
What AI Lawn Fertilizer Recommendations Revealed in 2026
Twelve published snapshots show recurring visibility for Scotts and Milorganite, differences between mentions and first choices, and a gap between package price and full-lawn treatment cost.
Read the analysis →What we learned tracking 15 product categories across 4 AI models
Over two months, we tracked which brands ChatGPT, Claude, Gemini, and Perplexity recommend across 15 consumer product categories. Three findings worth sharing.
Read the analysis →Keep following the evidence.
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