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Material description
Model-lineage and laundering theories are plaintiffs' allegations, not established judicial doctrine. Opening, procedural account and paragraphs 47–49 read; full exhibits and Suno's new answer remain to be added.
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Sources & original material
U.S. District Court for the District of Massachusetts; copy hosted by Music Business Worldwide · EN · 2026-09-18
Related events
UMG and Sony file a second Suno suit alleging v6 synthetic-data and model-transfer infringement
The new complaint identifies 60,202 recordings and alleges that old-model outputs, preference data and knowledge distillation transmit expression derived from allegedly unlicensed works into v6.
Related cases
Cite this record
ANTI-AI ARCHIVE. “UMG Recordings et al. v. Suno, No. 1:26-cv-14275 — Complaint.” doc-0413. Include this page’s URL and your access date when citing.