models · stepfun-ai

Step1X-Edit

image editing model ranked in the Artificial Analysis image editing arena. Closed — third-party arena results, no weights held here.

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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

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What is recorded

Publisher	stepfun-ai
Origin	China
Licence	Apache-2.0
Modality	image editing

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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.