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Google Launches Global SynthID AI Content Detector

Google Launches Global SynthID AI Content Detector

First seen 7 Oct 2026, 18:56 UTC • •

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ThreatCluster AI
ThreatCluster •October 8, 2026 at 18:37 UTC
  • •Google's SynthID Detector is now publicly available for verifying AI-generated media.
  • •Over 180 billion images and videos have been watermarked with SynthID since its launch.
  • •The tool supports multiple media formats and integrates with Google services.

On October 7, 2026, Google launched the SynthID Detector, allowing users to verify if media content is AI-generated. This tool identifies invisible watermarks in images, videos, and audio files produced by Google's AI models and partners, including OpenAI and Nvidia. Previously available only to select professionals, the tool is now accessible to the public through a dedicated website. Google claims that over 180 billion images and videos, along with 240,000 years of audio, have been watermarked using SynthID. The detector supports various media formats and integrates with Google services like Chrome and the Gemini app, which currently handles about one million verification requests daily. The tool aims to provide clarity on the authenticity of online content as AI-generated media becomes more prevalent.

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Timeline

2023-01-01
SynthID introduced
Google launched SynthID to watermark AI-generated media, enabling content verification.
blog.google
2026-10-07
SynthID Detector launched publicly
Google opened access to the SynthID Detector for all users, allowing verification of AI-generated content.
Arstechnica

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Common questions

How does the SynthID Detector work?
The SynthID Detector identifies invisible watermarks embedded in AI-generated media to verify its origin.
What types of media can be verified?
The tool supports various formats including JPG, PNG for images, and MP4, WAV for videos and audio.
Is there a limit to the number of verifications?
Currently, the SynthID Detector handles around one million verification requests daily.