Unverified50% confidenceFactExact time
Prompt caching has a strict prefix-matching requirement: once the content or order of the tool list changes, the cache immediately becomes invalid, and all content after the prefix must be recomputed at the original price.
1
Sources
50%
Confidence
Long-term
Relevance
10/16/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedPrompt caching uses a strict prefix-matching strategy; once a mismatch occurs at a given position, all cached content after that position is invalidated.75% similarUnverifiedCache matching typically requires an exact prefix match (including the token sequence), which is why developers need to place stable content at the front of the prompt and keep the order unchanged.75% similarUnverifiedThe same classification configuration can be reused in scenarios such as lead scoring, order categorization, and content moderation.68% similarUnverifiedThe core operation of autocomplete is prefix matching — given a prefix entered by the user, rapidly finding all candidates that start with that prefix and returning them ranked by relevance.66% similarUnverifiedStoring key dimensions such as plan type as filterable metadata fields allows irrelevant branches to be excluded before retrieval, which is pre-filtering in hybrid retrieval65% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1043755API
curl https://kongchang.com/api/v1/knowledge/claims/1043755MCP
get_claim(id=1043755)