Tencent releases FlashPrefill V2 for efficient long-context LLM serving
tencent · hf · 2026-08-21
Tencent released FlashPrefill V2, a block-sparse prefill attention mechanism designed for long-context LLM serving. Utilizing mean-corrected sparse attention, optimized GPU operators, and framework integration, the approach achieves significant speedups over dense baselines, enhancing efficiency in processing long texts.
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