What happened
Fenix Flexin’s song “Rubberz” has become a fresh flashpoint in the AI music debate, after the Los Angeles rapper appeared to stop pushing back against claims that artificial intelligence was involved in making the track.
The discussion followed videos from producer Medasin, who alleged that “Rubberz” was made using Treblo, an AI music tool previously known as Sonauto.
Why it matters
The Verge reports that Fenix Flexin’s recent comments sounded less like a denial and more like an acknowledgement that AI played a role. Treblo has also released AI demo material tied to the song, adding fuel to the debate over how AI was used in the finished track.
The bigger issue is disclosure. AI can be used as a creative assistant or production tool, but listeners, collaborators, and rights holders may want to know where the line is drawn. Questions about credits, royalties, and the data used to train these systems remain unsettled.
Industry take
The “Rubberz” controversy shows that AI-generated music is no longer just a technical experiment; it is becoming part of pop culture debate. The next challenge for the music business is building clearer norms around labeling, rights, and creative credit.


