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Google’s Gemini Now Verifies AI-Generated Videos with SynthID

Google Gemini AI Verification SynthID Watermark Deepfakes AI Detection
December 18, 2025
Viqus Verdict Logo Viqus Verdict Logo 7
Watermark Wars
Media Hype 6/10
Real Impact 7/10

Article Summary

Google has expanded the capabilities of its Gemini AI assistant by introducing a video verification feature. Users can now utilize Gemini to check if a video they've uploaded was created with Google's AI models. The process involves asking the chatbot, “Was this generated using Google AI?”, which then scans the video for Google's proprietary SynthID watermark. Unlike simple 'yes' or 'no' responses, Gemini will pinpoint the exact timestamps within the video where the watermark appears, providing granular insight into the video's origin. This follows a previous rollout for Google AI-generated images. The feature’s efficacy, however, hinges on the difficulty of removing the SynthID watermark and the broader industry’s adoption of coordinated AI content tagging. This development comes amid growing concerns about deepfakes and the authenticity of digital media.

Key Points

  • Google’s Gemini can now verify video authenticity by scanning for the SynthID watermark.
  • Users are prompted with the question, ‘Was this generated using Google AI?’ to initiate the verification process.
  • The verification system identifies the specific timestamps where the SynthID watermark appears within the video.

Why It Matters

This news is significant for professionals in media, law enforcement, and digital forensics. As AI-generated content becomes increasingly prevalent and sophisticated, reliable methods for detecting its origin are crucial. The development highlights Google’s continued investment in combating misinformation and demonstrates a practical approach to addressing the growing challenge of identifying synthetic media. The potential for misuse and the continued evolution of deepfake technology make this a critical area of focus.

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