The Five Why Engine
From Wikiprompt, the free prompt encyclopedia
Apr 29, 2026
The Five Why Engine A structured prompt that guides an AI to perform a root-cause analysis by asking 'why' five times, drilling down to the underlying mechanism and explaining the cascading effects of solving it.
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"Here is my problem: [state it]. Ask me why five times in sequence, each time taking my answer and going one layer deeper. Don't stop at the explanation that feels satisfying. Keep going until you reach the underlying mechanism that is actually causing the problem. Then tell me what solving that mechanism would do to every symptom above it."
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Usage
This prompt is designed for use with productivity. Copy the prompt content above and paste it into your preferred AI tool.
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