The latest filing draws heavily on Anthropic's internal records, obtained through discovery, to support claims the publishers first brought in October 2023.
Soundcharts founder David Weiszfeld on 'tokenmaxxing', the AI reckoning he expects in 2027, and why the jobs at the heart of the music business will outlast the tools built to serve them.
Suno spokesperson Rachel Racusen did not dispute the number of users affected and confirmed that the company had experienced a security incident in November 2025