Sample size calculator
How many respondents do you actually need?
A useful persona is not an invented identity card: it is a buyer hypothesis precise enough to be tested. The tool hands you that starting hypothesis, cleanly written, instead of a blank page.
Founders, marketers and agencies who need to frame a target before a launch, a creative brief or a campaign.
Describe your product, your market and your typical customer in a few sentences.
The tool generates several contrasting personas with their motivations and objections.
Keep the ones that ring true, then put them in front of a real synthetic panel in Panelia.
How many respondents do you actually need?
Questions that do not steer the answers
1,000 AIs asked about the 2027 French presidential election