Suno's New Model Was Trained on Music It Already Stole, Say Universal and Sony. Days Later, AI Lost Its First Fair-Use Appeal Anywhere.
Universal Music and Sony Music sued AI platform Suno on September 18, 2026, alleging its new v6 model was built by training on outputs from older Suno models that were themselves trained on unlicensed songs, a practice the complaint calls 'model laundering.'
Elena R. · 5 min read