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Technology & AIJul 23, 2026

Error Certificates for KV-Cache Eviction via Randomized Design

Deterministic KV-cache eviction keeps the top-$k$ tokens under an importance score and deletes the rest.

Deterministic KV-cache eviction keeps the top-$k$ tokens under an importance score and deletes the rest. We prove that this design cannot know what it destroyed: evicted values can be altered so that everything the serving system retains is unchanged while the true…

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