Music publisher BMG has filed a lawsuit against AI startup Anthropic, accusing it of using copyrighted song lyrics from artists such as Bruno Mars and The Rolling Stones to train its AI models without authorization, intensifying legal scrutiny on generative AI practices.
TL;DR
- BMG sued Anthropic for allegedly using copyrighted lyrics without permission
- Songs from artists like Bruno Mars and The Rolling Stones are cited
- Case targets AI training practices and copyright infringement
- Lawsuit adds to growing legal pressure on generative AI companies
BMG, one of the world’s largest music publishers, has taken legal action against Anthropic, alleging that the artificial intelligence company used copyrighted lyrics to train its large language models without securing licenses.
The lawsuit, filed in a U.S. court, claims that Anthropic incorporated lyrics from well-known songs, including those by Bruno Mars and The Rolling Stones, into its AI training datasets. According to BMG, this constitutes copyright infringement and unauthorized commercial use of protected creative works.
The publisher argues that Anthropic’s AI systems can reproduce or closely mimic these lyrics, raising concerns about how generative AI models are trained and the sources of their underlying data. The complaint highlights that such practices undermine the value of intellectual property and deprive creators and rights holders of rightful compensation.
BMG’s legal filing emphasizes the need to protect copyrighted works from unauthorized use in emerging technologies, particularly as AI systems become more capable and commercially impactful.
Anthropic has not publicly detailed its defense in the case but has previously maintained that its models are trained on a mixture of licensed data, publicly available content, and proprietary datasets. The company, known for its Claude AI models, has positioned itself as a safety-focused player in the competitive AI landscape.
This lawsuit is part of a broader wave of legal challenges facing AI companies, particularly around how they source and use training data. Publishers, authors, and media organizations have increasingly raised concerns that generative AI systems are built on vast amounts of copyrighted material scraped from the internet without consent.
Legal experts suggest that the outcome of such cases could have far-reaching implications for the AI industry. If courts rule in favor of rights holders, AI companies may be required to secure licenses for training data or significantly alter their data collection practices.
The case also underscores the growing tension between technological advancement and intellectual property law. While AI models rely on large datasets to function effectively, the boundaries of fair use and permissible data usage remain unclear and are being actively tested in courts worldwide.
In recent months, multiple lawsuits have been filed against AI developers, signaling a shift toward stricter enforcement of copyright laws in the age of generative AI. The BMG vs. Anthropic case adds to this evolving legal landscape and could become a key precedent in determining how AI companies interact with copyrighted content.

Join The Discussion