Show HN: JJ Suna AI – Open 5B Flow-Matching DiT for 48 KHz Music Synthesis

JJ coders Group published the terms, privacy, DMCA and AI-ethics framework for Suna AI (suna.jjcoders.com), an open 5B flow-matching DiT for 48 KHz music synthesis whose foundation weights are released as jjcoders/suna-v1. The license grants a worldwide, non-exclusive, perpetual, royalty-free right to use, modify and distribute synthesized instrumental audio for personal and commercial projects, with the service provided "as is" and liability capped at fees paid in the prior 12 months or $100, whichever is less. The documents also cover ephemeral GPU-RAM-only processing of uploaded vocals, GDPR/CCPA rights, a DMCA agent at [email protected], and prohibitions on unauthorized vocal clones under the Tennessee ELVIS Act, BIPA and COPPA.