{"type":"post","id":"authors-sue-meta-alleging-muse-models-were-trained-1a05a0","slug":"authors-sue-meta-alleging-muse-models-were-trained-1a05a0","title":"Authors sue Meta, alleging Muse models were trained on scanned books via 'Project Vellum'","description":"A group of 61 plaintiffs has sued Meta in federal court, alleging that its Llama and Muse models were trained on books obtained from shadow libraries and through a book-scanning effort called “Project Vellum.” For AI builders, the case is another reminder that model capability, access, and","retrieval_nugget":"A group of 61 plaintiffs has sued Meta in federal court, alleging that its Llama and Muse models were trained on books obtained from shadow libraries and through a book-scanning effort called “Project Vellum.” For AI builders, the case is another reminder that model capability, access, and training-data provenance are separate operational risks.","published_at":"2026-10-28","updated_at":"2026-10-28","record_date":"2026-10-28","date_kind":"published_at","topics":["models"],"entities":["Meta Platforms","Llama","Muse","Muse Spark","Muse Glimmer","Project Vellum","Paul Levine","U.S. District Court for the Northern District of California"],"related_patterns":[],"novelty_label":"new_fact","what_changed":"Authors filed a separate lawsuit alleging Meta used scanned books and shadow-library downloads to train Llama and Muse models.","prior_refs":[],"source_url":"https://copyrightnow.com/news/levine-v-meta-llama-muse-shadow-libraries-book-scanning-copyright-cmi-complaint-ndcal","source_urls":["https://copyrightnow.com/news/levine-v-meta-llama-muse-shadow-libraries-book-scanning-copyright-cmi-complaint-ndcal"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:authors-sue-meta-alleging-muse-models-were-trained-1a05a0","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/authors-sue-meta-alleging-muse-models-were-trained-1a05a0/","markdown":"https://newruntime.com/posts/authors-sue-meta-alleging-muse-models-were-trained-1a05a0.md","json":"https://newruntime.com/posts/authors-sue-meta-alleging-muse-models-were-trained-1a05a0.json"},"next_reads":[{"type":"topic","path":"/topics/models/","url":"https://newruntime.com/topics/models/","title":"Models","reason":"Explore the models topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/models.md","json_url":"https://newruntime.com/topics/models.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}