Unverified50% confidenceCautionExact time

在系统提示词中插入动态时间戳会导致缓存失效

1

Sources

50%

Confidence

Long-term

Relevance

8/15/2026

First Seen

Sources

Prompt Caching in Practice: Save 90% on AI Coding Token Costs

Cite This Claim

Stable URI

https://kongchang.com/claim/753256

API

curl https://kongchang.com/api/v1/knowledge/claims/753256

MCP

get_claim(id=753256)