build1 distinct publisher
Thirty runs of one prompt put a 34-point error bar around a brand's mention rate
A Search Engine Land analysis published in February 2026 found that repeating the same ChatGPT prompt returns different brands, which makes visibility a proportion you sample. The arithmetic of that proportion sets how many runs your report needs.
Publishers:dev.to
Reality
- Evidence30
- Adoption
- Insufficient
- Hype gap+15
- Incentives78
- Confidence