Decoding the AI Mind: How Large Language Models (LLMs) Distinguish System and User Prompts

product#llm📝 Blog|Analyzed: Apr 19, 2026 14:31
Published: Apr 19, 2026 13:18
1 min read
Zenn LLM

Analysis

This brilliantly accessible article demystifies a fundamental concept in 提示工程, explaining how a Large Language Model (LLM) processes instructions. By using an intuitive restaurant analogy, it perfectly illustrates how system prompts act as the foundational 'constitution' for AI behavior, overriding conflicting user requests. It is a fantastic read for anyone looking to master AI communication and build more robust applications.
Reference / Citation
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"In a restaurant analogy, the system prompt is the 'store manual' and the user prompt is the 'customer's order'. If the manual says 'do not serve Japanese food', then even if the customer says 'give me sushi', the AI will refuse. This priority relationship is the essential point that distinguishes the two prompts."
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Zenn LLMApr 19, 2026 13:18
* Cited for critical analysis under Article 32.