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Haiying Shen

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18:47
2026-07-21
blog.mempko.com
artificial-intelligence

Your Agentic Workflow's Cache Keepalive Costs 8x Too Much

A new measurement study of prompt cache keepalive economics across Anthropic, OpenAI, Gemini, and DeepSeek finds that the common practice of pinging every 30 seconds costs 8x more than necessary, and …

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