AI Therapy Chatbot Reduced PHQ-9 Depression Scores in Pilot Trial
TL;DR: A 2026 randomized feasibility trial in JMIR Mental Health found both a structured AI therapy chatbot and ChatGPT reduced PHQ-9 depression scores versus assessment-only control, but neither AI condition improved anxiety significantly or beat the other. Key Findings PHQ-9 depression scores fell: The Patient Health Questionnaire-9 (PHQ-9), a depression-symptom scale, improved more with AI …
