After seven years of development, Kintsugi's AI depression-detection startup fails FDA clearance and shuts down, open-sourcing its voice-analysis technology.

California startup Kintsugi spent seven years developing AI to detect depression and anxiety from speech patterns rather than word content

The company could not secure FDA clearance in time and is now shutting down operations

Kintsugi is releasing most of its technology as open-source software for broader use

The voice-analysis technology may find applications beyond healthcare, including deepfake audio detection

Mental health assessment currently relies primarily on patient questionnaires and clinical interviews rather than objective biomarker tests