Unverified50% confidenceFactExact time
In this sample, only 2.5% of cache read tokens occurred after an idle gap of more than 5 minutes, but such requests carry extremely large contexts, so 5-minute caching is instead uneconomical.
1
Sources
50%
Confidence
Long-term
Relevance
10/16/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe optimization of reducing the cache from 1 hour to 5 minutes does not apply, because under the subscription model 1 hour is already the default.77% similarUnverifiedCache entries have a validity period of approximately 5 minutes (default) to 1 hour (extendable), after which they are treated as cache misses.73% similarUnverifiedPrompt cache validity typically ranges from only a few minutes to several hours, and discount rates and cache windows may be adjusted at any time.71% similarUnverifiedAcross multiple deployments observed by the author, using the five-field handoff reduced the average time from escalation to reply from hours to under one minute.70% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1047790API
curl https://kongchang.com/api/v1/knowledge/claims/1047790MCP
get_claim(id=1047790)