Research Training And DistillationResearch Item

Kascade sparse attention speedup for long context inference

April 5, 2026BURKOV

BURKOV reports Microsoft Kascade as a training-free sparse attention method that speeds up long-context inference while maintaining accuracy. The claim is up to 4.1x speedup for deploying reasoning models and RAG.

“scientists from Microsoft achieved up to 4.1x speedup in long-context LLM inference while maintaining high accuracy.”
“Kascade offers a practical, training-free sparse attention method”
“essential for efficient deployment of reasoning models and RAG”
BURKOV
inferenceefficiencyllmmicrosoft

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