vLLM's Hybrid HiSparse Triples Concurrent Requests on Million-Token Contexts

This story is from 2026-09-08. It is preserved in the archive; the latest stories are on the live feed.

vLLM's new Hybrid HiSparse keeps long-context requests decoding when the KV cache overflows HBM, tripling concurrency on GLM 5.3 at 1M context.

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2026-09-08 18:52 · AlphaSignal
vLLM's Hybrid HiSparse Triples Concurrent Requests on Million-Token Contexts

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