Google expands SynthID Detector tool globally to identify AI content

Google has expanded its SynthID Detector tool globally, providing a free public website for users to identify synthetic content. Following the Nano Banana 2.1 model rollout, the service enables anyone to verify if images, videos, or audio files were generated by AI. This initiative aims to reduce uncertainty regarding the authenticity of digital media by allowing users to check for synthetic markers across various file formats starting this week, ensuring transparency for all digital content consumers.