Expired50% confidenceBenchmarkExact time
By reusing prefix KV Cache, Prompt Caching can reduce latency by approximately 85% and costs by approximately 90%, using Anthropic's pricing as a reference.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/12/2026
First Seen
Valid until: 10/10/2026(expired)
Sources
A Deep Dive into AI Agent Harnesses: The Core Engineering Behind Agent Frameworks
redditr/learnmachinelearning7/11/2026
Related Claims
UnverifiedAnthropic's Claude API offers a Prompt Caching feature that reduces the input price by 90% on cache hits.77% similarVerifiedAnthropic's Prompt Caching feature can reduce the input cost for repeated prefixes by approximately 90%.77% similarUnverifiedAnthropic 的提示词缓存机制基于 KV Cache，可使匹配前缀的输入 token 费用降低约 90%73% similarUnverifiedBy caching intermediate results, selectively using high-cost models, and batch processing requests, API call costs can be reduced by 30%–70%72% similarUnverifiedBoth OpenAI and Anthropic have launched Prompt Cache functionality that can reuse KV Cache, manifesting for callers as a token cost discount (typically 50%–90%)72% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/491066API
curl https://kongchang.com/api/v1/knowledge/claims/491066MCP
get_claim(id=491066)