A YouTube tool that uses creators' biometrics to help them remove AI-generated videos that exploit their likeness also allows Google to train its AI models on that sensitive data, experts told CNBC.

The tool, previously only available to Hollywood stars and some top YouTube creators, will allow these high-profile users to flag deepfakes or other AI-generated content that features their likeness.

YouTube is rolling out a slew of new AI tools to its millions of creators — which the video platform is positioning as unlocking more creativity and fun. Among the features: YouTube has started ...