ChatGPT defines itself as a language model developed by OpenAI, designed to generate human-like responses to natural language queries. It has been trained on a massive corpus of text data using a technique called generative pre-training, which allows it to understand natural language and respond in a way that is contextually relevant and grammatically correct. It can answer a wide variety of questions on many topics and engage in conversations on various subjects.
It says:
"While I can provide support and engage in conversation, I am not a substitute for professional therapy or mental health treatment. I am designed to assist with generating natural language responses to queries, but I do not have the ability to diagnose or treat any mental health conditions. If you are experiencing mental health issues or are in need of professional therapy, it is important to seek help from a licensed mental health professional."
See (People Are Using ChatGPT For Therapy. Here's What Mental Health Experts Think About That.)[https://www.buzzfeednews.com/article/fjollaarifi/chatgpt-ai-for-therapy-mental-health] for more.