Verified65% confidenceFactExact time
The system prompt is the highest-priority instruction layer in large language model conversation architecture, injected before user messages and influencing how the model processes all subsequent inputs.
3
Sources
65%
Confidence
Long-term
Relevance
8/31/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedSystem Prompt具有最高指令优先级，对话框中的内容为User Prompt，AI会优先遵循系统提示词79% similarUnverifiedThe System Prompt is injected by developers before a conversation begins, declaring to the model its identity, behavioral boundaries, and reply style, and is placed at the very front of the context window in each conversation75% similarUnverified许多模型对System Prompt有特殊处理机制，其权重通常高于普通对话内容，将核心规则写入系统提示比放在普通用户消息中更能抵抗衰减74% similarVerifiedA System Prompt is a hidden instruction layer deployed before the user-visible conversation, pre-configured by developers to set the boundaries of model behavior, and remains in effect throughout the entire conversation.73% similarUnverifiedIn multi-turn conversations, the System message sets the behavioral tone and constraints, the user message represents user input, and the assistant message is the model's historical replies.73% similar
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