models · 01-ai

Yi-Lightning

Yi-Lightning — 01.AI's fastest and most cost-efficient model. 200K context.

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	77232073d45d9539d36292783b665cdb3adf36ec5a4d6ac79065c2f78795119f
Method	closed-weights

Re-check this yourself → Source → Full record →

What is recorded

Publisher	01-ai
Origin	China
Licence	01.AI-TOS
Pulls recorded here	31,008

Elsewhere in the registry

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Registry record as of 2026-09-28. 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.