Vivi is an advanced digital mental health agent designed to provide immediate emotional support to its users. Distinguished from typical chatbots, Vivi leverages validated clinical protocols to deliver personalized care that genuinely understands and respects the user's context and autonomy. Operating 24/7 on WhatsApp, it ensures users have constant access to empathetic and intelligent support whenever needed. Vivi's approach is grounded in promoting real behavioral change by addressing individual needs with a balance of empathy, intelligence, and ethical considerations. It serves as a reliable companion for mental health, offering a safe space where users can explore their emotions and challenges. With Vivi, users can expect a discreet, compassionate, and effective tool in their journey toward better mental health.