Expired60% confidenceFactExact time
A System Prompt is persistent and remains in effect throughout the entire session.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
CLAUDE.md Configuration Guide: Write Your Project Spec Using a Six-Section Structure
bilibili路过的阿诚5/30/2026
Related Claims
UnverifiedCLAUDE.md 本质上是一种结构化的系统提示（System Prompt）实践，在整个会话周期内始终生效75% similarUnverifiedIn long sessions, the billing basis for each interaction round is the sum of the system prompt, the full conversation history, and the current input.72% similarUnverifiedCLAUDE.md is a persistent system prompt file that is automatically injected with context at the start of each session.68% similarUnverified多轮对话中System消息设定行为基调和约束，user消息代表用户输入，assistant消息是模型的历史回复68% similar
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