# Sony and UMG sue Suno again, targeting v6's use of earlier models' outputs

> The Verge reports Sony and UMG filed a new suit against Suno, alleging its v6 model infringes by training on outputs from earlier, allegedly unlicensed models — a claim the labels call 'model laundering.'

- **Topic**: Industry
- **Published**: 2026-09-27T18:42:07.452Z
- **Canonical URL**: https://highsignal.sh/stories/sony-and-umg-sue-suno-again-targeting-v6s-use-of-earlier-models-outputs-1e4988c8

## Why It Matters

The suit tests whether training a model on another model's generations counts as a fresh act of infringement — a question that could shape how AI music and other generative systems are built on top of prior outputs.

## Key Findings & Analysis

### What happened

> The Verge reports that Sony Music and Universal Music Group filed another lawsuit against Suno, this time aimed at its v6 model. The labels' complaint, shared with The Verge, argues v6 still infringes on their copyrights because it was trained on outputs from earlier Suno models — which the labels say were themselves trained on unlicensed music ripped from YouTube and other sources. The two labels, per The Verge, are notable holdouts that never signed a licensing agreement with Suno. Expect the labels' wording and legal framing to be scrutinized: 'model laundering' is their characterization, and the underlying claims are allegations in a complaint, not established findings.

## Primary Sources & Citations

- [Sony and UMG are suing Suno again](https://www.theverge.com/ai-artificial-intelligence/1000758/suno-sony-umg-lawsuit-ai-music) — *The Verge (AI)* (Reporting)

---

[← Back to Headlines](https://highsignal.sh/)