optimizers · microsoft

ZeRO-Adam

DeepSpeed ZeRO-3 partitioned Adam reducing per-GPU optimizer state by 4×.

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What this registry has checked

Quarantine. We hold the publisher’s own published hash for these weights and have recorded it against this entry. We have not downloaded and hashed the weights ourselves, so the hash is the publisher’s claim, not our measurement.

Weight file SHA-256	1480e50475d6c98e2ad081d4b0f63b92796b721e477eea6fcc3a8f049a2d356b

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What is recorded

Publisher	microsoft
Origin	United States
Licence	Apache-2.0
Pulls recorded here	24,002

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Registry record as of 2026-06-06. Identity, licence and parameter count are properties of a release and do not move; tier can, and the verify link above re-checks it against the live registry rather than this page.