An insight stimulus (or research stimulus) is content created specifically for consumer research—designed to elicit genuine reactions and gather actionable insights. In advertising research, stimulus video testing uses animatics, test commercials, or other visual content to measure how audiences respond to creative concepts before full production.
Stimulus Fidelity and Research Quality
Research teams distinguish between stimulus types based on their fidelity and purpose. Low-fidelity stimulus (concept boards, scripts) tests early ideas quickly and affordably. Medium-fidelity stimulus (boardomatics, photomatics) adds visual detail. High-fidelity stimulus (AI animatics, rough cuts) tests near-final creative with the greatest precision.
The quality of stimulus directly impacts research quality. When respondents view rough sketches, they must imagine the final ad—introducing cognitive bias and reducing insight reliability. When they view photorealistic content, they react to what they will actually see, delivering more accurate predictions of real-world ad performance. Research published in Frontiers in Human Neuroscience shows this accuracy can exceed 80% for metrics like purchase intent and brand recall.
What Makes Good Research Stimulus
A good insight stimulus strikes a specific balance: realistic enough to elicit genuine consumer reactions, while remaining editable based on research findings. It should be production-quality without being over-polished—respondents need to understand this is a concept being developed, not a finished ad. AI animatics achieve this balance well, offering photorealistic quality in a clearly pre-production format.
Insight teams typically brief stimulus production by providing a research brief covering the target audience, key messages to test, visual style preferences, and specific hypotheses to explore. The best briefs include the final script, brand guidelines, reference imagery, and clear direction on what the research aims to learn from each concept.
The Shift to AI-Generated Stimulus
According to WARC research, 45% of all tested ads use animatic-format stimulus. The trend is accelerating toward higher-fidelity formats as AI production tools make photorealistic stimulus more accessible. Nielsen's finding that 47% of a campaign's sales impact depends on creative quality underscores the importance of testing with stimulus that accurately represents the final creative execution.
For global research programmes, AI stimulus production is particularly transformative—enabling localised versions of each concept for different markets without proportional increases in cost or timeline. This supports thorough creative testing across regions.
Myth Labs produces high-fidelity research stimulus and animatics for testing using AI, helping insight teams gather more reliable data from consumer research.