Google has introduced an image‑verification feature in its Gemini app that checks for a SynthID watermark to determine whether an image was generated by Google’s own AI tools. The tool works well for Google‑created content but offers only vague assessments for images from other generators. Testing shows inconsistent results across Gemini’s browser version, other models like Gemini 3, Gemini 2.5 Flash, and rival chatbots such as ChatGPT and Claude. The rollout underscores the need for broader, universal detection methods, a goal being pursued by initiatives like the Coalition for Content Provenance and Authentication (C2PA). Read more →