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Did HKUST, CMU, and Rockmatrix open-source EdgeRock-4B with fixed KV memory?

ReportedLast checked
RockmatrixFirst seen

Verdict

Yes, per QbitAI. The outlet reports ~99.1% less KV than the source model and roughly 6.4× decode throughput claims on one 80GB GPU at 512 concurrent streams.

Evidence timeline · 1 source · newest first
  1. Reported

    QbitAI reports that Rockmatrix, with HKUST and CMU, open-sourced EdgeRock-4B, which holds KV state near-constant (about 72 MiB) via Rock Memory Anchors even at 256K context—about 99.1% less KV than the source model—and claims roughly 6.4x decode throughput on one 80GB GPU at 512 concurrent long-reasoning streams.

    Source: QbitAI
Quick answers
Is EdgeRock-4B out yet?
No. Rockmatrix has not announced it as of Oct 26.
When is EdgeRock-4B expected?
No official release date as of Oct 26.
How we label rumors
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Circulating with at least one public source we can link to; no official confirmation.
Reported
Reported by a news outlet; not confirmed by the company.
Confirmed
Confirmed by the company or another official source.
Debunked
Denied by the company, retracted by the original source, or shown to be false by the evidence.

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