models · upstage

Solar-Open2-250B

text-generation model harvested from Hugging Face (trending). Catalogued at Quarantine — unverified, pending attestation.

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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.

Method	hf-published-sha256

Re-check this yourself → Source → Full record →

What is recorded

Publisher	upstage
Origin	South Korea
Licence	other
Parameters	250,287,810,304 (250.3B)
Architecture	solar_open2
Layers	48
Hidden size	4096
Attention	GQA (64 heads, 8 KV)
Native precision	BF16
Pulls recorded here	1,112
Downloads reported upstream	10,563

Reported scores

GPQA Diamond	85.7
Humanity's Last Exam	28.5

Reported by a third party and recorded here, not re-run by us. Source: artificialanalysis.ai/api/v2.

Elsewhere in the registry

All models → Browse with filters → What will run on my hardware? →

Registry record as of 2026-09-01. 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.