Speculative KV coding: losslessly compressing KV cache by up to ~4×
Speculative KV codinglossless compressionKV cachepredictor modelperformance engineeringlarge language models.
Author: kkm
Date: 6/4/2026
Article Summary:
The article discusses a new method for losslessly compressing KV caches in large language models, called Speculative KV coding, which can achieve up to ~4× compression using a predictor model.