vLLM enables decoder-side SWA bounded replay for DeepSeek-V4.1
September 29, 2026
A new update to vLLM introduces decoder-side Sliding Window Attention (SWA) bounded replay for DeepSeek-V4.1. This implementation manages attention mechanisms to optimize memory and compute during decoding.
HOW THIS AFFECTS YOU
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builderYou can optimize DeepSeek-V4.1 inference through improved SWA replay handling.