Woebot is an AI mental health chatbot built on cognitive behavioral therapy (CBT) principles that provides immediate emotional support, mood tracking, and evidence-based mental health interventions through conversational interaction. It is available 24/7 without appointment scheduling or stigma, making mental health support accessible to people who might not seek traditional therapy. Clinical research published in JMIR Mental Health demonstrated Woebot significantly reduced anxiety and depression symptoms in college students, establishing it as a clinically validated digital mental health tool.